-7(3x+4)+4x=40

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Solution for -7(3x+4)+4x=40 equation:


Simplifying
-7(3x + 4) + 4x = 40

Reorder the terms:
-7(4 + 3x) + 4x = 40
(4 * -7 + 3x * -7) + 4x = 40
(-28 + -21x) + 4x = 40

Combine like terms: -21x + 4x = -17x
-28 + -17x = 40

Solving
-28 + -17x = 40

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '28' to each side of the equation.
-28 + 28 + -17x = 40 + 28

Combine like terms: -28 + 28 = 0
0 + -17x = 40 + 28
-17x = 40 + 28

Combine like terms: 40 + 28 = 68
-17x = 68

Divide each side by '-17'.
x = -4

Simplifying
x = -4

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