rayvincentiii rayvincentiii
  • 08-08-2017
  • Mathematics
contestada

solve the equation (x+7)^2=36

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morrowkidsos4izw morrowkidsos4izw
  • 08-08-2017
1) Get rid of the square. You have to square root both sides.
2) Subtract 7 from both sides.
3) x= -1
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buhlempofana24 buhlempofana24
  • 08-08-2017
(x+7)^2=36
(x+7)(x+7)=36
x^2+14x+49=36
x^2+14x+13=0
(x+13)(x+1)=0
.°.x=-13/ x=-1

Think its like this
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