7x+42=-7(x-4)

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Solution for 7x+42=-7(x-4) equation:


Simplifying
7x + 42 = -7(x + -4)

Reorder the terms:
42 + 7x = -7(x + -4)

Reorder the terms:
42 + 7x = -7(-4 + x)
42 + 7x = (-4 * -7 + x * -7)
42 + 7x = (28 + -7x)

Solving
42 + 7x = 28 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
42 + 7x + 7x = 28 + -7x + 7x

Combine like terms: 7x + 7x = 14x
42 + 14x = 28 + -7x + 7x

Combine like terms: -7x + 7x = 0
42 + 14x = 28 + 0
42 + 14x = 28

Add '-42' to each side of the equation.
42 + -42 + 14x = 28 + -42

Combine like terms: 42 + -42 = 0
0 + 14x = 28 + -42
14x = 28 + -42

Combine like terms: 28 + -42 = -14
14x = -14

Divide each side by '14'.
x = -1

Simplifying
x = -1

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