2x+2.4=8.7

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Solution for 2x+2.4=8.7 equation: 


Simplifying
2x + 2.4 = 8.7

Reorder the terms:
2.4 + 2x = 8.7

Solving
2.4 + 2x = 8.7

Solving for variable 'x'.

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

Add '-2.4' to each side of the equation.
2.4 + -2.4 + 2x = 8.7 + -2.4

Combine like terms: 2.4 + -2.4 = 0.0
0.0 + 2x = 8.7 + -2.4
2x = 8.7 + -2.4

Combine like terms: 8.7 + -2.4 = 6.3
2x = 6.3

Divide each side by '2'.
x = 3.15

Simplifying
x = 3.15

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