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PLZ HELP!!! Katrina is solving the equation x-2(x+3)=4(2x+3)-x(x-4) . Which equivalent equations might Katrina use? Check all that apply.

User Rilwan
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2 Answers

5 votes

Answer:

A. x minus 2 x minus 6 = 8 x + 12 minus x minus 4

E. Negative x minus 6 = 7 x + 8

Explanation:

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User Ashastral
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3 votes

Answer:

X2-13X-18=0

Explanation:

x-2(x+3)=4(2x+3)-x(x-4)

Multiply through the equations

x-2x-6=8x+12-x2+4x

Equate all to zero

x-2x-6-8x-12+x2-4x=0

x2-4x+x-2x-8x-6-12

x2-13x-18=0

User Pirt
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