12x + 17 = 7
Subtract 17 from both sides: 12x = -10
Divide both sides by 12: x = -10/12 = -5/6
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12x + 31 = 2x + 1710x = -14x = - 1.4
The answer to -12x minus 17 equals negative 89 is x equals 6.
y = 12x + 5x - 7 Since '12x' and '5x' both have the same variable, you are able to combine them. To do this you just need to add 12 + 5 to get 17. After doing this you can rewrite the equation as y = 17x - 7. You can then solve this equation for different values by plugging in a number for 'x' or 'y' or graphing the equation.
12x + 17 - (9x - 2)Eliminate parentheses:12x + 17 - 9x + 2Combine the 'x' terms:3x +17 + 2Combine the numerical terms:3x + 19
4x-2+7=174x-2 =104x =12x = 12 divided by 4 = 3