Seudónimo Seudónimo
  • 12-08-2015
  • Mathematics
contestada

Solve the quadratic equation by factoring. 7x^2+2x=0

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Аноним Аноним
  • 12-08-2015
solve your equation step-by-step.

7x2+2x=0

Factor left side of equation.

x(7x+2)=0

Set factors equal to 0.

x=0 or 7x+2=0

x=0
or
x=−2/7

Answer Link
apologiabiology
apologiabiology apologiabiology
  • 12-08-2015
factor out the x in both termms
(x)(7x+2)=0
set each term to zero
x=0

7x+2=0
subtract 2
7x=-2
dvide 7
x=-2/7

x=0 or -2/7
Answer Link

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