4a+7(4)=20

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Solution for 4a+7(4)=20 equation: 


Simplifying
4a + 7(4) = 20

Multiply 7 * 4
4a + 28 = 20

Reorder the terms:
28 + 4a = 20

Solving
28 + 4a = 20

Solving for variable 'a'.

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

Add '-28' to each side of the equation.
28 + -28 + 4a = 20 + -28

Combine like terms: 28 + -28 = 0
0 + 4a = 20 + -28
4a = 20 + -28

Combine like terms: 20 + -28 = -8
4a = -8

Divide each side by '4'.
a = -2

Simplifying
a = -2

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