-7-5a=2(5a+4)

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Solution for -7-5a=2(5a+4) equation:


Simplifying
-7 + -5a = 2(5a + 4)

Reorder the terms:
-7 + -5a = 2(4 + 5a)
-7 + -5a = (4 * 2 + 5a * 2)
-7 + -5a = (8 + 10a)

Solving
-7 + -5a = 8 + 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.
-7 + -5a + -10a = 8 + 10a + -10a

Combine like terms: -5a + -10a = -15a
-7 + -15a = 8 + 10a + -10a

Combine like terms: 10a + -10a = 0
-7 + -15a = 8 + 0
-7 + -15a = 8

Add '7' to each side of the equation.
-7 + 7 + -15a = 8 + 7

Combine like terms: -7 + 7 = 0
0 + -15a = 8 + 7
-15a = 8 + 7

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

Divide each side by '-15'.
a = -1

Simplifying
a = -1

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