7(a-5)+16=4(a-4)

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Solution for 7(a-5)+16=4(a-4) equation:


Simplifying
7(a + -5) + 16 = 4(a + -4)

Reorder the terms:
7(-5 + a) + 16 = 4(a + -4)
(-5 * 7 + a * 7) + 16 = 4(a + -4)
(-35 + 7a) + 16 = 4(a + -4)

Reorder the terms:
-35 + 16 + 7a = 4(a + -4)

Combine like terms: -35 + 16 = -19
-19 + 7a = 4(a + -4)

Reorder the terms:
-19 + 7a = 4(-4 + a)
-19 + 7a = (-4 * 4 + a * 4)
-19 + 7a = (-16 + 4a)

Solving
-19 + 7a = -16 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
-19 + 7a + -4a = -16 + 4a + -4a

Combine like terms: 7a + -4a = 3a
-19 + 3a = -16 + 4a + -4a

Combine like terms: 4a + -4a = 0
-19 + 3a = -16 + 0
-19 + 3a = -16

Add '19' to each side of the equation.
-19 + 19 + 3a = -16 + 19

Combine like terms: -19 + 19 = 0
0 + 3a = -16 + 19
3a = -16 + 19

Combine like terms: -16 + 19 = 3
3a = 3

Divide each side by '3'.
a = 1

Simplifying
a = 1

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