4(a+2)=5(3+a)

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Solution for 4(a+2)=5(3+a) equation:


Simplifying
4(a + 2) = 5(3 + a)

Reorder the terms:
4(2 + a) = 5(3 + a)
(2 * 4 + a * 4) = 5(3 + a)
(8 + 4a) = 5(3 + a)
8 + 4a = (3 * 5 + a * 5)
8 + 4a = (15 + 5a)

Solving
8 + 4a = 15 + 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.
8 + 4a + -5a = 15 + 5a + -5a

Combine like terms: 4a + -5a = -1a
8 + -1a = 15 + 5a + -5a

Combine like terms: 5a + -5a = 0
8 + -1a = 15 + 0
8 + -1a = 15

Add '-8' to each side of the equation.
8 + -8 + -1a = 15 + -8

Combine like terms: 8 + -8 = 0
0 + -1a = 15 + -8
-1a = 15 + -8

Combine like terms: 15 + -8 = 7
-1a = 7

Divide each side by '-1'.
a = -7

Simplifying
a = -7

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