(0.7*1.5x)+(0.3*x)=4.5

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Solution for (0.7*1.5x)+(0.3*x)=4.5 equation: 


Simplifying
(0.7 * 1.5x) + (0.3x) = 4.5

Multiply 0.7 * 1.5
(1.05x) + (0.3x) = 4.5

Combine like terms: (1.05x) + (0.3x) = 1.35x
1.35x = 4.5

Solving
1.35x = 4.5

Solving for variable 'x'.

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

Divide each side by '1.35'.
x = 3.333333333

Simplifying
x = 3.333333333

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