-28-9=7x+20

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Solution for -28-9=7x+20 equation:


Simplifying
-28 + -9 = 7x + 20

Combine like terms: -28 + -9 = -37
-37 = 7x + 20

Reorder the terms:
-37 = 20 + 7x

Solving
-37 = 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.
-37 + -7x = 20 + 7x + -7x

Combine like terms: 7x + -7x = 0
-37 + -7x = 20 + 0
-37 + -7x = 20

Add '37' to each side of the equation.
-37 + 37 + -7x = 20 + 37

Combine like terms: -37 + 37 = 0
0 + -7x = 20 + 37
-7x = 20 + 37

Combine like terms: 20 + 37 = 57
-7x = 57

Divide each side by '-7'.
x = -8.142857143

Simplifying
x = -8.142857143

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