Factor:
<span>30n - 40 = 10(3n - 4)
hope it helps</span>
Answer:
a = (r/x) -b
x = -14
Step-by-step explanation:
r=x(a+b)
Divide each side by x
r/x = a+b
Subtract b
r/x -b = a
x/2=-7
Multiply each side by 2
x/2*2 = -7*2
x = -14
x + y = 53
x -y = 9 Adding both equations
2x = 62
x = 31 y = 22
Answer:
not enough information, I'd be able to help if there was sorry
Answer: The answer is 600 cm.
Step-by-step explanation:
