Answer:
5
Step-by-step explanation:
● 2(5v+3) - 4(7v+1) = -88
● 10v + 6 - 28v - 4 = -88
● (6-4) + (10v-28v) = -88
● 2 + -18 v = -88
● -18v = -90
● v = 90/18
● v = 5
Answer: 5,491,000?
Little confused what your asking, lol.
Answer:
r=3,r=25/27,r=3
Step-by-step explanation:
In equation y=rx
make r the subject of the formula by dividing both sides by x
r=y/x
1). when y=15 and x=5
r=15/5
r=3
2). when y=25 and x=81/3
r=25/81/3
r=25÷81/3
r=25*3/81
r=75/27
r=25/27
3). when y=33 and x=11
r=33/11
r=3
Answer:
8
Step-by-step explanation:
Given
4 + 7 - 3
Factor out from each term
= (4 + 7 - 3) = 8