7a=5(a-4)

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


Simplifying
7a = 5(a + -4)

Reorder the terms:
7a = 5(-4 + a)
7a = (-4 * 5 + a * 5)
7a = (-20 + 5a)

Solving
7a = -20 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
7a + -5a = -20 + 5a + -5a

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

Combine like terms: 5a + -5a = 0
2a = -20 + 0
2a = -20

Divide each side by '2'.
a = -10

Simplifying
a = -10

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