Answer: 9
Divide both sides by -5 and then square both sides.
Answer:
change f(x) to 0 than 7*2x=14x
0=14x-28x+21
0=-14x+21
-21=-14x
x=3/2
Answer:
Step-by-step explanation:
Alright, lets get started.
Using sin Law,

Plugging the value of a, b and angle A




taking sin inverse on both sides

The may be another value of B that will called B' = 
We will not consider this B' value because the um of angle B' and A will exceeds 180 degree (
)
Thats why only one triangle is possible. : Answer
Hope it will help :)
Answer:
12 times 5=60 not 70
Step-by-step explanation:
12(5+2y)=4y-(5-9y
60+24y=4y-5-9y
60+24y=-5y-5
29y+60=-5
29y=-65
y=-65/29 or y= about -2.38
brainliest please
6 goes into both 42 and 108 (9x12 so you are working with equal measurements) and you get 7/18