-(13+2a)=-3(2a-5)

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Solution for -(13+2a)=-3(2a-5) equation:


Simplifying
-1(13 + 2a) = -3(2a + -5)
(13 * -1 + 2a * -1) = -3(2a + -5)
(-13 + -2a) = -3(2a + -5)

Reorder the terms:
-13 + -2a = -3(-5 + 2a)
-13 + -2a = (-5 * -3 + 2a * -3)
-13 + -2a = (15 + -6a)

Solving
-13 + -2a = 15 + -6a

Solving for variable 'a'.

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

Add '6a' to each side of the equation.
-13 + -2a + 6a = 15 + -6a + 6a

Combine like terms: -2a + 6a = 4a
-13 + 4a = 15 + -6a + 6a

Combine like terms: -6a + 6a = 0
-13 + 4a = 15 + 0
-13 + 4a = 15

Add '13' to each side of the equation.
-13 + 13 + 4a = 15 + 13

Combine like terms: -13 + 13 = 0
0 + 4a = 15 + 13
4a = 15 + 13

Combine like terms: 15 + 13 = 28
4a = 28

Divide each side by '4'.
a = 7

Simplifying
a = 7

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