29=15-7a

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Solution for 29=15-7a equation:


Simplifying
29 = 15 + -7a

Solving
29 = 15 + -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.
29 + 7a = 15 + -7a + 7a

Combine like terms: -7a + 7a = 0
29 + 7a = 15 + 0
29 + 7a = 15

Add '-29' to each side of the equation.
29 + -29 + 7a = 15 + -29

Combine like terms: 29 + -29 = 0
0 + 7a = 15 + -29
7a = 15 + -29

Combine like terms: 15 + -29 = -14
7a = -14

Divide each side by '7'.
a = -2

Simplifying
a = -2

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