5(4a-7)+5=5a+45

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Solution for 5(4a-7)+5=5a+45 equation:


Simplifying
5(4a + -7) + 5 = 5a + 45

Reorder the terms:
5(-7 + 4a) + 5 = 5a + 45
(-7 * 5 + 4a * 5) + 5 = 5a + 45
(-35 + 20a) + 5 = 5a + 45

Reorder the terms:
-35 + 5 + 20a = 5a + 45

Combine like terms: -35 + 5 = -30
-30 + 20a = 5a + 45

Reorder the terms:
-30 + 20a = 45 + 5a

Solving
-30 + 20a = 45 + 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.
-30 + 20a + -5a = 45 + 5a + -5a

Combine like terms: 20a + -5a = 15a
-30 + 15a = 45 + 5a + -5a

Combine like terms: 5a + -5a = 0
-30 + 15a = 45 + 0
-30 + 15a = 45

Add '30' to each side of the equation.
-30 + 30 + 15a = 45 + 30

Combine like terms: -30 + 30 = 0
0 + 15a = 45 + 30
15a = 45 + 30

Combine like terms: 45 + 30 = 75
15a = 75

Divide each side by '15'.
a = 5

Simplifying
a = 5

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