3x+5*7=-7x-20

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Solution for 3x+5*7=-7x-20 equation:


Simplifying
3x + 5 * 7 = -7x + -20

Multiply 5 * 7
3x + 35 = -7x + -20

Reorder the terms:
35 + 3x = -7x + -20

Reorder the terms:
35 + 3x = -20 + -7x

Solving
35 + 3x = -20 + -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.
35 + 3x + 7x = -20 + -7x + 7x

Combine like terms: 3x + 7x = 10x
35 + 10x = -20 + -7x + 7x

Combine like terms: -7x + 7x = 0
35 + 10x = -20 + 0
35 + 10x = -20

Add '-35' to each side of the equation.
35 + -35 + 10x = -20 + -35

Combine like terms: 35 + -35 = 0
0 + 10x = -20 + -35
10x = -20 + -35

Combine like terms: -20 + -35 = -55
10x = -55

Divide each side by '10'.
x = -5.5

Simplifying
x = -5.5

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