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Use a graph to solve the equation 7x+3=9x-13 x=
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Use a graph to solve the equation 7x+3=9x-13 x=
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Mar 19, 2018
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Use a graph to solve the equation
7x+3=9x-13
x=
Mathematics
middle-school
Anentropic
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Anentropic
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subtract 7x from both sides
3=9x-13-7x
simplify 9x-13-7x to 2x-13
3=2x-13
Add 13 to both sides
3+13=2x
simplify 3+13 to 16
16=2x
simplify both sides by 2
16/2=x
simplify16/2 to 8
x=8
Arman Nisch
answered
Mar 23, 2018
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Arman Nisch
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