0.75x+0.05(14-x)=0.10(21)

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Solution for 0.75x+0.05(14-x)=0.10(21) equation:


Simplifying
0.75x + 0.05(14 + -1x) = 0.10(21)
0.75x + (14 * 0.05 + -1x * 0.05) = 0.10(21)
0.75x + (0.7 + -0.05x) = 0.10(21)

Reorder the terms:
0.7 + 0.75x + -0.05x = 0.10(21)

Combine like terms: 0.75x + -0.05x = 0.7x
0.7 + 0.7x = 0.10(21)

Multiply 0.10 * 21
0.7 + 0.7x = 2.1

Solving
0.7 + 0.7x = 2.1

Solving for variable 'x'.

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

Add '-0.7' to each side of the equation.
0.7 + -0.7 + 0.7x = 2.1 + -0.7

Combine like terms: 0.7 + -0.7 = 0.0
0.0 + 0.7x = 2.1 + -0.7
0.7x = 2.1 + -0.7

Combine like terms: 2.1 + -0.7 = 1.4
0.7x = 1.4

Divide each side by '0.7'.
x = 2

Simplifying
x = 2

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