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

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


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

Reorder the terms:
-7 + 4a = 3(4a + -5)

Reorder the terms:
-7 + 4a = 3(-5 + 4a)
-7 + 4a = (-5 * 3 + 4a * 3)
-7 + 4a = (-15 + 12a)

Solving
-7 + 4a = -15 + 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
-7 + 4a + -12a = -15 + 12a + -12a

Combine like terms: 4a + -12a = -8a
-7 + -8a = -15 + 12a + -12a

Combine like terms: 12a + -12a = 0
-7 + -8a = -15 + 0
-7 + -8a = -15

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

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

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

Divide each side by '-8'.
a = 1

Simplifying
a = 1

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