0.8(x+40)+0.6x=81

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Solution for 0.8(x+40)+0.6x=81 equation:


Simplifying
0.8(x + 40) + 0.6x = 81

Reorder the terms:
0.8(40 + x) + 0.6x = 81
(40 * 0.8 + x * 0.8) + 0.6x = 81
(32 + 0.8x) + 0.6x = 81

Combine like terms: 0.8x + 0.6x = 1.4x
32 + 1.4x = 81

Solving
32 + 1.4x = 81

Solving for variable 'x'.

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

Add '-32' to each side of the equation.
32 + -32 + 1.4x = 81 + -32

Combine like terms: 32 + -32 = 0
0 + 1.4x = 81 + -32
1.4x = 81 + -32

Combine like terms: 81 + -32 = 49
1.4x = 49

Divide each side by '1.4'.
x = 35

Simplifying
x = 35

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