Answer:
-3.5 or -6
Step-by-step explanation:
2x^2+19x+40=-2
2x^2+19x+40+2=0
2x^2+19x+42=0
2x^2+(12+7)x+42=0
2x^2+12x+7x+42=0
2x(x+6)+7(x+6)=0
(x+6)(2x+7)=0
either,
x+6=0
x=-6
or,
2x+7=0
2x=-7
x=-7/2
x=-3.5
Answer:
91.33
Step-by-step explanation:
90x5=450, add 98 to get 548. Since there are 6 tests, divide 548 by 6 and you get 91.33
Answer: 209
Step-by-step explanation:
My best choice is A. -76. I might be wrong! Best of luck. :-)
Answer:
the answer is complicated it is 5 actully
Step-by-step explanation:
the answer is 5