Answer:
B. x = -5 +/- √30.
Step-by-step explanation:
2x^2 + 20x = 10
2(x^2 + 10x) = 10
2[ (x + 5)^2 - 25 ] =10
2(x + 5)^2 - 50 = 10
2(x + 5)^2 = 60
(x + 5)^2 = 30
x + 5 = +/- √30
x = -5 +/- √30.
Answer: 7(1+2x)
Step-by-step explanation:
7 and 14 can be divided by 7. As a result, you take 7 out and bam!
Answer:
22.28 Pounds
Step-by-step explanation:
Add 3+4=7
39 ÷ 7=5.57
Because Natasha has the ratio of 4 she would get
5.57 × 4=22.28
Answer=22.28