0.5x+2(20)+3(5)=100

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Solution for 0.5x+2(20)+3(5)=100 equation: 


Simplifying
0.5x + 2(20) + 3(5) = 100

Multiply 2 * 20
0.5x + 40 + 3(5) = 100

Multiply 3 * 5
0.5x + 40 + 15 = 100

Reorder the terms:
40 + 15 + 0.5x = 100

Combine like terms: 40 + 15 = 55
55 + 0.5x = 100

Solving
55 + 0.5x = 100

Solving for variable 'x'.

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

Add '-55' to each side of the equation.
55 + -55 + 0.5x = 100 + -55

Combine like terms: 55 + -55 = 0
0 + 0.5x = 100 + -55
0.5x = 100 + -55

Combine like terms: 100 + -55 = 45
0.5x = 45

Divide each side by '0.5'.
x = 90

Simplifying
x = 90

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