7-5(1+4a)=32

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Solution for 7-5(1+4a)=32 equation:


Simplifying
7 + -5(1 + 4a) = 32
7 + (1 * -5 + 4a * -5) = 32
7 + (-5 + -20a) = 32

Combine like terms: 7 + -5 = 2
2 + -20a = 32

Solving
2 + -20a = 32

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + -20a = 32 + -2

Combine like terms: 2 + -2 = 0
0 + -20a = 32 + -2
-20a = 32 + -2

Combine like terms: 32 + -2 = 30
-20a = 30

Divide each side by '-20'.
a = -1.5

Simplifying
a = -1.5

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