1,2(1,15)$42(No, that's incorrect. Try again.HINT: )$43($4255You have subtracted 1. To solve for x, you must add 1 to both sides.)$46($4255Be sure you have added the same number to both sides. Check your work.)
3(1e2+)20(2e1-)
Solve this equation. Be sure to check the solution in the equation before entering it.+5x - 1 = 2The solution is ? .iT11 x - 1:2 = 2+20,+0m20We use the addition property of equality to add 1 to both sides of the equation.m0x - 1:2 c2+ 1:2c0 = 2 c2+ 1c0p x = 3pThe solution is 3.
3#20@$43_$46
1,2(1,15)$42(No, that's incorrect. Try again.HINT: )$43($4255You have added 1. To solve for y, you must subtract 1 from both sides.)$46($4255Be sure you have subtracted the same number from both sides. Check your work.)
3(1e2+)4(1i)20(1e3+) 48(6e1o2*-)
Solve this equation. Be sure to check the solution in the equation before entering it.+51 + y = 3The solution is ? .iT11 1:2 + y = 3+20,+0m20Subtract 1 from both sides of the equation.m0481 c2- 1c0 + y = 3 - c21c0p12y = 2pThe solution is 2.
2#20@$43_$46
1(1,9)2(2,9)$42(No, that's incorrect. Try again.)$43($4255HINT: You have added 1/2. To solve for d, you must subtract 1/2 from both sides.)$46($4255HINT: Be sure you have subtracted the same number from both sides. Check your work.)n(1>=2)
3(2e1-)20(1e2+) n(3e2g>1)n(20e2g>1)
Solve this equation. Be sure to check the solution in the equation before entering it. Give your answer in lowest terms. Use a / for the fraction bar.+5d + 12 = 1The solution is ? .iT11 d + 12 = 130Subtract 12 from each30side of the equation. d + 12 C2- 12C0 = 1 C2- 12C0p30Find a common denominator. d + 0 = 22 - 12p30Subtract. +10 d = 32pThe solution is 32.p
3"/"2#20"/"2@$43_$46
1(-3,-2):22(1,2):2 $42(No, that's incorrect. Try again.HINT: )$43($4255You have added 2. To solve for r, you must subtract 2 from both sides.)$46($4255Be sure you have subtracted the same number from both sides. Check your work.) n(1e10*z=1e10*)n(2e10*z=2e10*)
3(1e2-)20(1e2+)
Solve this equation. Be sure to check the solution in the equation before entering it.+51 = 2 + rThe solution is ? .iT11 1 = 2 + r25m25Subtract 2 to both sides.m0 1 c2- 2c0 = 2 + r c2- 2c0p25Subtract. 3 = rpThe solution is 3.
3#20@$43_$46
1,4(1,3)2,5(1,9)3(2,9)$42(No, that's incorrect. Try again.)$43($4255HINT: You have subtracted 1 2/3. To solve for m you must add 1 2/3 to both sides.)$46($4255HINT: Be sure you have added the same number to both sides. Check your work.)n(2>=3)n(5>=3)n(2=5)
Solve this equation. Be sure to check the solution in the equation before entering it.+5m - 123 = 453The solution is ? .iT11 m - 123 = 45325Add 123 to both sides.m0m - 123 C2+ 123C0 = 453 C2+ 123C0p25Change to improper fractions.m - 63 + 63 = 73 + 63p25Add.10m = 83 = 9pThe solution is 9.
9#20"/"3@$43_$46
1,3(2,8)2(10,15)4,5(2,15)$42(No, that's incorrect. Try again.HINT: )$43($4255You have added 2. To solve for x, you must subtract 2 from both sides.)$46($4255Simplify each side of the equation first. Check your work.)
6(1e1+)7(1e3+)8(4e5+2-)9(4e5+)20(9e2+)n(7<10)
Solve this equation. Be sure to check the solution before entering it.6x + 2 + 3x - 7x = 4 + 5The solution is ? .i16x + 2 + 3x - 7x = 4 + 5+20,+0m20We need to simplify both sides of this equation. Combine like terms.m0(6 + 3 - 7)x + 2 = 4 + 5p x + 2 = 9p+21,+0Subtract 2 from both sides. x + 2 c2- 2c0 = 9 c2- 2c0p x = 8The solution is 8.
8#20@$43_$46
4(2,5)1(2,9)2(10,15)3(2,9)3,5(10,18)$42(No, that's incorrect. Try again.HINT: )$43($4255You have added 2. To solve for x, you must subtract 2 from both sides.)$46($4255Simplify each side of the equation first. Check your work.)
6(3e1+)7(1e4-)8(2e5+)9(1e1+)20(2e5-) n(7p<2)
Solve this equation. Be sure to check the solution before entering it.1y + 2 + 6y - 3y = 7y - 5 + 4yThe solution is ? .i11y + 2 + 6y - 3y = 7y - 5 + 4y+20,+0m20We need to simplify both sides of this equation. Combine like terms.m0(1 + 6 - 3)y + 2 = (7 + 4)y - 5p 9y + 2 = 1y - 5p+20,+0Subtract 1y from both sides. c2-1yc0 + 9y + 2 = c2-1yc0 + 1y - 5p y + 2 = -5p+20,+0Subtract 2 from both sides. y + 2 c2- 2c0 = -5 c2- 2c0p+18y = -8pThe solution is -8.p
-8#20@$43_$46
1(2,9)2,3,4(10,18)$42(No, that's incorrect. Try again.HINT: )$43($4255After simplifying each side you must subtract 7 from both sides to solve for x.)$46($4255Simplify each side of the equation first. Check your work.)
Solve this equation. Be sure to check the solution before entering it.(5x + 2) - (3 + 1x) = 4The solution is ? .i1(5x + 2) - (3 + 1x) = 4+20,+0m20To simplify we need to eliminate the parentheses. A minus sign in front of a parentheses is the same as -1 times the parentheses. Use the distributive property.m0 5x + 2 - 3 - 1x = 4p+20,+0Combine like terms. (5 - 1)x + 2 - 3 = 4p+15,+0x + 7 = 4p+20,+0Subtract 7 from both sides. x + 7 c2- 7c0 = 4 c2- 7c0p+15 x = 6pThe solution is 6.
6#20@$43_$46
1,2(2,5)3(-5,5)4(-15,15)$42(No, that's incorrect. Try again.HINT: )$46($4255Simplify each side of the equation first. Check your work.)
Solve this equation. Be sure to check the solution before entering it.-1(2x + 3) = -5x + 4The solution is ? .i15-1(2x + 3) = -5x + 4Use the distributive property to eliminate the parentheses.+486:9x + 7 = -5x + 4p30Add 5x to both sides.+47+486:3x + 7 c2+ 5xc0 = -5x c2+ 5xc0 + 4+9,+0+48x + 7 = 4p30#if(27>0)Add 27 to both sides.#elseSubtract 7 from both sides.#endif+4,+0+48+48x + 7 c2+ 27c0 = 4 c2+ 27c0p+14,+0x = 8pThe solution is 8.p
8#20@$42After simplifying each side you must #if(27>0)add 27 to#elsesubtract 7 from#endif both sides to solve for x._$46
1,2,4,6(2,5)3,5,7(1,5)$42(No, that's incorrect. Try again.HINT: )$43($4255After simplifying each side you must add 15 to both sides and solve for y.)$46($4255Simplify each side of the equation first. Check your work.)