7-2(4a-3)=25-5a

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Solution for 7-2(4a-3)=25-5a equation:


Simplifying
7 + -2(4a + -3) = 25 + -5a

Reorder the terms:
7 + -2(-3 + 4a) = 25 + -5a
7 + (-3 * -2 + 4a * -2) = 25 + -5a
7 + (6 + -8a) = 25 + -5a

Combine like terms: 7 + 6 = 13
13 + -8a = 25 + -5a

Solving
13 + -8a = 25 + -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.
13 + -8a + 5a = 25 + -5a + 5a

Combine like terms: -8a + 5a = -3a
13 + -3a = 25 + -5a + 5a

Combine like terms: -5a + 5a = 0
13 + -3a = 25 + 0
13 + -3a = 25

Add '-13' to each side of the equation.
13 + -13 + -3a = 25 + -13

Combine like terms: 13 + -13 = 0
0 + -3a = 25 + -13
-3a = 25 + -13

Combine like terms: 25 + -13 = 12
-3a = 12

Divide each side by '-3'.
a = -4

Simplifying
a = -4

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