-30=-6r-42
-6r=-30+42
-6r=12
r=-2
W = 3(2a + b)
w = 6a + 3b
Move 3b to the other side.
w - 3b = 6a
Divide both sides by 6.
w/6 - 3b/6 = a
Simplify.
w/6 - b/2 = a
a = w/6 - b/2
Answer:
x, y,
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
Average Rate of Change Formula:
Simply plug in our interval:
[(3² - 3) - (1² - 3)]/(3 - 1)
[9 - 3 - 1 + 3]/2
8/2
4