4(2a+5)=2(5a-6)

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Solution for 4(2a+5)=2(5a-6) equation:


Simplifying
4(2a + 5) = 2(5a + -6)

Reorder the terms:
4(5 + 2a) = 2(5a + -6)
(5 * 4 + 2a * 4) = 2(5a + -6)
(20 + 8a) = 2(5a + -6)

Reorder the terms:
20 + 8a = 2(-6 + 5a)
20 + 8a = (-6 * 2 + 5a * 2)
20 + 8a = (-12 + 10a)

Solving
20 + 8a = -12 + 10a

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
20 + 8a + -10a = -12 + 10a + -10a

Combine like terms: 8a + -10a = -2a
20 + -2a = -12 + 10a + -10a

Combine like terms: 10a + -10a = 0
20 + -2a = -12 + 0
20 + -2a = -12

Add '-20' to each side of the equation.
20 + -20 + -2a = -12 + -20

Combine like terms: 20 + -20 = 0
0 + -2a = -12 + -20
-2a = -12 + -20

Combine like terms: -12 + -20 = -32
-2a = -32

Divide each side by '-2'.
a = 16

Simplifying
a = 16

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