4(1-x)-3x+8=15

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Solution for 4(1-x)-3x+8=15 equation:


Simplifying
4(1 + -1x) + -3x + 8 = 15
(1 * 4 + -1x * 4) + -3x + 8 = 15
(4 + -4x) + -3x + 8 = 15

Reorder the terms:
4 + 8 + -4x + -3x = 15

Combine like terms: 4 + 8 = 12
12 + -4x + -3x = 15

Combine like terms: -4x + -3x = -7x
12 + -7x = 15

Solving
12 + -7x = 15

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -7x = 15 + -12

Combine like terms: 12 + -12 = 0
0 + -7x = 15 + -12
-7x = 15 + -12

Combine like terms: 15 + -12 = 3
-7x = 3

Divide each side by '-7'.
x = -0.4285714286

Simplifying
x = -0.4285714286

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