a-159=-7a-7

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Solution for a-159=-7a-7 equation:


Simplifying
a + -159 = -7a + -7

Reorder the terms:
-159 + a = -7a + -7

Reorder the terms:
-159 + a = -7 + -7a

Solving
-159 + a = -7 + -7a

Solving for variable 'a'.

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

Add '7a' to each side of the equation.
-159 + a + 7a = -7 + -7a + 7a

Combine like terms: a + 7a = 8a
-159 + 8a = -7 + -7a + 7a

Combine like terms: -7a + 7a = 0
-159 + 8a = -7 + 0
-159 + 8a = -7

Add '159' to each side of the equation.
-159 + 159 + 8a = -7 + 159

Combine like terms: -159 + 159 = 0
0 + 8a = -7 + 159
8a = -7 + 159

Combine like terms: -7 + 159 = 152
8a = 152

Divide each side by '8'.
a = 19

Simplifying
a = 19

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