7.20+4X=2.85(3+X)

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Solution for 7.20+4X=2.85(3+X) equation: 


Simplifying
7.20 + 4X = 2.85(3 + X)
7.20 + 4X = (3 * 2.85 + X * 2.85)
7.20 + 4X = (8.55 + 2.85X)

Solving
7.20 + 4X = 8.55 + 2.85X

Solving for variable 'X'.

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

Add '-2.85X' to each side of the equation.
7.20 + 4X + -2.85X = 8.55 + 2.85X + -2.85X

Combine like terms: 4X + -2.85X = 1.15X
7.20 + 1.15X = 8.55 + 2.85X + -2.85X

Combine like terms: 2.85X + -2.85X = 0.00
7.20 + 1.15X = 8.55 + 0.00
7.20 + 1.15X = 8.55

Add '-7.20' to each side of the equation.
7.20 + -7.20 + 1.15X = 8.55 + -7.20

Combine like terms: 7.20 + -7.20 = 0.00
0.00 + 1.15X = 8.55 + -7.20
1.15X = 8.55 + -7.20

Combine like terms: 8.55 + -7.20 = 1.35
1.15X = 1.35

Divide each side by '1.15'.
X = 1.173913043

Simplifying
X = 1.173913043

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