5x^2 + 20
Option B is the answer
5(x^2+4)
(5 * x^2) + (5 * 4)
5x^2 + 20
Answer:
90
Step-by-step explanation:
for percentage
×100
= 0.9×100
=90
Answer:
642.7
Step-by-step explanation:
<em>you add all of the numbers and get 6,427, then divide them by 10 since there are 10 numbers that you added and you have an average of 642.7</em>
<em />
The answer is: " 63° " .
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Note: "90 <span>− 27 = 63 " .
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