Violet has taken three test with rhe score of 60,65 and 70. To get an 70 average, what must her grade be on the fourth test? Wri
te and solve an equation to find her third test score.
1 answer:
Answer:
85
Step-by-step explanation:
Equation-
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I think the answer to your question is
3,942,000
<span>d. y = 15x 900</span>
Although you do not give the rates I assume the answer is D as it is the only positive multiplication. You cannot have negative height.
I have no answer i just doing it for point
Answer: 8
Step-by-step explanation:
let x = the number
(x + 2)*10 = 8x + 36
10x + 20 = 8x + 36
2x = 16
x = 8
Using the Pythagorean theorem:
90^2 +90^2 = X^2
8100 + 8100 = x^2
16,200 = x^2
X = √16,200
X = 127.28 feet.
Rounded to the nearest foot = 127 feet.
