4.20-(1.70+.05x)=0

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Solution for 4.20-(1.70+.05x)=0 equation: 


Simplifying
4.20 + -1(1.70 + 0.05x) = 0
4.20 + (1.70 * -1 + 0.05x * -1) = 0
4.20 + (-1.7 + -0.05x) = 0

Combine like terms: 4.20 + -1.7 = 2.5
2.5 + -0.05x = 0

Solving
2.5 + -0.05x = 0

Solving for variable 'x'.

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

Add '-2.5' to each side of the equation.
2.5 + -2.5 + -0.05x = 0 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + -0.05x = 0 + -2.5
-0.05x = 0 + -2.5

Combine like terms: 0 + -2.5 = -2.5
-0.05x = -2.5

Divide each side by '-0.05'.
x = 50

Simplifying
x = 50

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