4a+5=7a-1

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Solution for 4a+5=7a-1 equation:


Simplifying
4a + 5 = 7a + -1

Reorder the terms:
5 + 4a = 7a + -1

Reorder the terms:
5 + 4a = -1 + 7a

Solving
5 + 4a = -1 + 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.
5 + 4a + -7a = -1 + 7a + -7a

Combine like terms: 4a + -7a = -3a
5 + -3a = -1 + 7a + -7a

Combine like terms: 7a + -7a = 0
5 + -3a = -1 + 0
5 + -3a = -1

Add '-5' to each side of the equation.
5 + -5 + -3a = -1 + -5

Combine like terms: 5 + -5 = 0
0 + -3a = -1 + -5
-3a = -1 + -5

Combine like terms: -1 + -5 = -6
-3a = -6

Divide each side by '-3'.
a = 2

Simplifying
a = 2

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