7a-15=-43

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Solution for 7a-15=-43 equation: 


Simplifying
7a + -15 = -43

Reorder the terms:
-15 + 7a = -43

Solving
-15 + 7a = -43

Solving for variable 'a'.

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

Add '15' to each side of the equation.
-15 + 15 + 7a = -43 + 15

Combine like terms: -15 + 15 = 0
0 + 7a = -43 + 15
7a = -43 + 15

Combine like terms: -43 + 15 = -28
7a = -28

Divide each side by '7'.
a = -4

Simplifying
a = -4

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