32=3(a+4)-7a

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Solution for 32=3(a+4)-7a equation:


Simplifying
32 = 3(a + 4) + -7a

Reorder the terms:
32 = 3(4 + a) + -7a
32 = (4 * 3 + a * 3) + -7a
32 = (12 + 3a) + -7a

Combine like terms: 3a + -7a = -4a
32 = 12 + -4a

Solving
32 = 12 + -4a

Solving for variable 'a'.

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

Add '4a' to each side of the equation.
32 + 4a = 12 + -4a + 4a

Combine like terms: -4a + 4a = 0
32 + 4a = 12 + 0
32 + 4a = 12

Add '-32' to each side of the equation.
32 + -32 + 4a = 12 + -32

Combine like terms: 32 + -32 = 0
0 + 4a = 12 + -32
4a = 12 + -32

Combine like terms: 12 + -32 = -20
4a = -20

Divide each side by '4'.
a = -5

Simplifying
a = -5

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