4(5)x-2(3)y=13

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Solution for 4(5)x-2(3)y=13 equation: 


Simplifying
4(5) * x + -2(3) * y = 13

Multiply 4 * 5
20x + -2(3) * y = 13

Multiply -2 * 3
20x + -6y = 13

Solving
20x + -6y = 13

Solving for variable 'x'.

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

Add '6y' to each side of the equation.
20x + -6y + 6y = 13 + 6y

Combine like terms: -6y + 6y = 0
20x + 0 = 13 + 6y
20x = 13 + 6y

Divide each side by '20'.
x = 0.65 + 0.3y

Simplifying
x = 0.65 + 0.3y

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