0.80*(x)+0.70*(1500-x)=0.75*1500

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Solution for 0.80*(x)+0.70*(1500-x)=0.75*1500 equation: 


Simplifying
0.80(x) + 0.70(1500 + -1x) = 0.75 * 1500
0.80x + (1500 * 0.70 + -1x * 0.70) = 0.75 * 1500
0.80x + (1050 + -0.7x) = 0.75 * 1500

Reorder the terms:
1050 + 0.80x + -0.7x = 0.75 * 1500

Combine like terms: 0.80x + -0.7x = 0.1x
1050 + 0.1x = 0.75 * 1500

Multiply 0.75 * 1500
1050 + 0.1x = 1125

Solving
1050 + 0.1x = 1125

Solving for variable 'x'.

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

Add '-1050' to each side of the equation.
1050 + -1050 + 0.1x = 1125 + -1050

Combine like terms: 1050 + -1050 = 0
0 + 0.1x = 1125 + -1050
0.1x = 1125 + -1050

Combine like terms: 1125 + -1050 = 75
0.1x = 75

Divide each side by '0.1'.
x = 750

Simplifying
x = 750

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