Fifteen times the square of a non-zero number is equal to 12 times the number. What is the number?
1 answer:
The answer is 0.8
15x^2=12x
15x=12
x=12/15 = 4/5 so the answer is 0.8
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i would say its A but im not sure
sweater = s, blouse = b
s + b = 57, s = 2b
2b + b = 57, 3b = 57, b = 19.
s = 2b = 2(19) = 38.
sweater costs 38 dollars, and blouse costs 19 dollars
If you right it out and solve left to right that should be your answer
Answer:
16
Step-by-step explanation:
<span>ax + by + c = 0
by = - ax - c
y = -a/b (x) - c/b
so slope = </span>-a/b
answer
-a/b