4a-3=7a-15

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Solution for 4a-3=7a-15 equation:


Simplifying
4a + -3 = 7a + -15

Reorder the terms:
-3 + 4a = 7a + -15

Reorder the terms:
-3 + 4a = -15 + 7a

Solving
-3 + 4a = -15 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
-3 + 4a + -7a = -15 + 7a + -7a

Combine like terms: 4a + -7a = -3a
-3 + -3a = -15 + 7a + -7a

Combine like terms: 7a + -7a = 0
-3 + -3a = -15 + 0
-3 + -3a = -15

Add '3' to each side of the equation.
-3 + 3 + -3a = -15 + 3

Combine like terms: -3 + 3 = 0
0 + -3a = -15 + 3
-3a = -15 + 3

Combine like terms: -15 + 3 = -12
-3a = -12

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

Simplifying
a = 4

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