(3x+1.7)+(x+5.2)=39.9

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Solution for (3x+1.7)+(x+5.2)=39.9 equation:


Simplifying
(3x + 1.7) + (x + 5.2) = 39.9

Reorder the terms:
(1.7 + 3x) + (x + 5.2) = 39.9

Remove parenthesis around (1.7 + 3x)
1.7 + 3x + (x + 5.2) = 39.9

Reorder the terms:
1.7 + 3x + (5.2 + x) = 39.9

Remove parenthesis around (5.2 + x)
1.7 + 3x + 5.2 + x = 39.9

Reorder the terms:
1.7 + 5.2 + 3x + x = 39.9

Combine like terms: 1.7 + 5.2 = 6.9
6.9 + 3x + x = 39.9

Combine like terms: 3x + x = 4x
6.9 + 4x = 39.9

Solving
6.9 + 4x = 39.9

Solving for variable 'x'.

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

Add '-6.9' to each side of the equation.
6.9 + -6.9 + 4x = 39.9 + -6.9

Combine like terms: 6.9 + -6.9 = 0.0
0.0 + 4x = 39.9 + -6.9
4x = 39.9 + -6.9

Combine like terms: 39.9 + -6.9 = 33
4x = 33

Divide each side by '4'.
x = 8.25

Simplifying
x = 8.25

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