-13-10=7x+21

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Solution for -13-10=7x+21 equation:


Simplifying
-13 + -10 = 7x + 21

Combine like terms: -13 + -10 = -23
-23 = 7x + 21

Reorder the terms:
-23 = 21 + 7x

Solving
-23 = 21 + 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 + -7x = 21 + 7x + -7x

Combine like terms: 7x + -7x = 0
-23 + -7x = 21 + 0
-23 + -7x = 21

Add '23' to each side of the equation.
-23 + 23 + -7x = 21 + 23

Combine like terms: -23 + 23 = 0
0 + -7x = 21 + 23
-7x = 21 + 23

Combine like terms: 21 + 23 = 44
-7x = 44

Divide each side by '-7'.
x = -6.285714286

Simplifying
x = -6.285714286

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