-4(7a+5)= —160
distribute the -4 on the left hand side
-4* 7a + -4*5 = -160
-28a +-20 = 160
-28a -20 = -160
add 20 to each side
-28a-20+20 = -160 +20
-28a = -140
divide by -28 on each side
-28a/-28 = -140/-28
a = 5
Answer: a=5
Answer:
1. 32
2. y=2
3. x=0.25
Step-by-step explanation:
First look at the triangle and figure out it urself.
13-18-23=-28
I know this because you combine like germs
Answer:
answer D
Step-by-step explanation:
Hello
you cannot work more than 22 hours a week so
s + c <= 22
you get paid $8 an hour for swimming lessons and $10 a hour for cashier so you will get
8s + 10c and you make to get at least $190 so
8s + 10c >= 190
the correct answer is the last one
hope this helps