6.4c-2.5-0.4(15c+11)=1.1

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Solution for 6.4c-2.5-0.4(15c+11)=1.1 equation:


Simplifying
6.4c + -2.5 + -0.4(15c + 11) = 1.1

Reorder the terms:
6.4c + -2.5 + -0.4(11 + 15c) = 1.1
6.4c + -2.5 + (11 * -0.4 + 15c * -0.4) = 1.1
6.4c + -2.5 + (-4.4 + -6c) = 1.1

Reorder the terms:
-2.5 + -4.4 + 6.4c + -6c = 1.1

Combine like terms: -2.5 + -4.4 = -6.9
-6.9 + 6.4c + -6c = 1.1

Combine like terms: 6.4c + -6c = 0.4c
-6.9 + 0.4c = 1.1

Solving
-6.9 + 0.4c = 1.1

Solving for variable 'c'.

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

Add '6.9' to each side of the equation.
-6.9 + 6.9 + 0.4c = 1.1 + 6.9

Combine like terms: -6.9 + 6.9 = 0.0
0.0 + 0.4c = 1.1 + 6.9
0.4c = 1.1 + 6.9

Combine like terms: 1.1 + 6.9 = 8
0.4c = 8

Divide each side by '0.4'.
c = 20

Simplifying
c = 20

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