9(c-5)=8(c-4)

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Solution for 9(c-5)=8(c-4) equation:


Simplifying
9(c + -5) = 8(c + -4)

Reorder the terms:
9(-5 + c) = 8(c + -4)
(-5 * 9 + c * 9) = 8(c + -4)
(-45 + 9c) = 8(c + -4)

Reorder the terms:
-45 + 9c = 8(-4 + c)
-45 + 9c = (-4 * 8 + c * 8)
-45 + 9c = (-32 + 8c)

Solving
-45 + 9c = -32 + 8c

Solving for variable 'c'.

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

Add '-8c' to each side of the equation.
-45 + 9c + -8c = -32 + 8c + -8c

Combine like terms: 9c + -8c = 1c
-45 + 1c = -32 + 8c + -8c

Combine like terms: 8c + -8c = 0
-45 + 1c = -32 + 0
-45 + 1c = -32

Add '45' to each side of the equation.
-45 + 45 + 1c = -32 + 45

Combine like terms: -45 + 45 = 0
0 + 1c = -32 + 45
1c = -32 + 45

Combine like terms: -32 + 45 = 13
1c = 13

Divide each side by '1'.
c = 13

Simplifying
c = 13

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