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Find the value of y when x equals 20 -2x+4y=-4
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Find the value of y when x equals 20 -2x+4y=-4
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Dec 21, 2019
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Find the value of y when x equals 20 -2x+4y=-4
Mathematics
high-school
Grant Clements
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answer= y = 9
Simplify both sides of the equation
4y-40=-4
add 40 to both sides
4y - 40 + 40=-4 + 40
4y= 36
divide both sides by 4
4y/4 = 36/4
36/4 = y=9
Thomasmartinsen
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Dec 27, 2019
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Thomasmartinsen
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