7-5(3x+6)=-(7x+7)-1

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Solution for 7-5(3x+6)=-(7x+7)-1 equation:


Simplifying
7 + -5(3x + 6) = -1(7x + 7) + -1

Reorder the terms:
7 + -5(6 + 3x) = -1(7x + 7) + -1
7 + (6 * -5 + 3x * -5) = -1(7x + 7) + -1
7 + (-30 + -15x) = -1(7x + 7) + -1

Combine like terms: 7 + -30 = -23
-23 + -15x = -1(7x + 7) + -1

Reorder the terms:
-23 + -15x = -1(7 + 7x) + -1
-23 + -15x = (7 * -1 + 7x * -1) + -1
-23 + -15x = (-7 + -7x) + -1

Reorder the terms:
-23 + -15x = -7 + -1 + -7x

Combine like terms: -7 + -1 = -8
-23 + -15x = -8 + -7x

Solving
-23 + -15x = -8 + -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.
-23 + -15x + 7x = -8 + -7x + 7x

Combine like terms: -15x + 7x = -8x
-23 + -8x = -8 + -7x + 7x

Combine like terms: -7x + 7x = 0
-23 + -8x = -8 + 0
-23 + -8x = -8

Add '23' to each side of the equation.
-23 + 23 + -8x = -8 + 23

Combine like terms: -23 + 23 = 0
0 + -8x = -8 + 23
-8x = -8 + 23

Combine like terms: -8 + 23 = 15
-8x = 15

Divide each side by '-8'.
x = -1.875

Simplifying
x = -1.875

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