5a-4=7(a+2)

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


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

Reorder the terms:
-4 + 5a = 7(a + 2)

Reorder the terms:
-4 + 5a = 7(2 + a)
-4 + 5a = (2 * 7 + a * 7)
-4 + 5a = (14 + 7a)

Solving
-4 + 5a = 14 + 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.
-4 + 5a + -7a = 14 + 7a + -7a

Combine like terms: 5a + -7a = -2a
-4 + -2a = 14 + 7a + -7a

Combine like terms: 7a + -7a = 0
-4 + -2a = 14 + 0
-4 + -2a = 14

Add '4' to each side of the equation.
-4 + 4 + -2a = 14 + 4

Combine like terms: -4 + 4 = 0
0 + -2a = 14 + 4
-2a = 14 + 4

Combine like terms: 14 + 4 = 18
-2a = 18

Divide each side by '-2'.
a = -9

Simplifying
a = -9

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