63=-7(2x+1)

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Solution for 63=-7(2x+1) equation:


Simplifying
63 = -7(2x + 1)

Reorder the terms:
63 = -7(1 + 2x)
63 = (1 * -7 + 2x * -7)
63 = (-7 + -14x)

Solving
63 = -7 + -14x

Solving for variable 'x'.

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

Add '14x' to each side of the equation.
63 + 14x = -7 + -14x + 14x

Combine like terms: -14x + 14x = 0
63 + 14x = -7 + 0
63 + 14x = -7

Add '-63' to each side of the equation.
63 + -63 + 14x = -7 + -63

Combine like terms: 63 + -63 = 0
0 + 14x = -7 + -63
14x = -7 + -63

Combine like terms: -7 + -63 = -70
14x = -70

Divide each side by '14'.
x = -5

Simplifying
x = -5

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