Answer:
(-9,-7)
Step-by-step explanation:
(x,y)—>(-x,-y)
(9,7)—>(-(9),-(7))=(-9,-7)
Answer:
x=1/13 y=15/26
Step-by-step explanation:
hope this helps!
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Answer:
(2x+1)(x+3)
2x(x+3)+1(x+3)
2x2+6x+x+3
2x2+7x+3 (2x2 means two x square)
if you want you can also multiply 2x+3 by x+3
like this:
(2x+1)(x+3)
x(2x+1)+3(2x+1)
2x2+x+6x+3
2x2+7x+3 (2x2 means two x square)
They will both give you the same answer.
Answer:
Step-by-step explanation:
c2+2c+4
(c+2)^2
^ is the exponent
Answer:
c=71/23 or 3 2/23 or 3.08695652...