Answer:
A. 3x^2+7x^2+2×3x ×7-84x = 3x^2+7x^2-2×3x×7
9x^2+49x^2+42x-84 x= 9x^2+49x^2-42x
9x^2+49x^2-42 = 9x^2+49 x^2-42x
verified
B.
Give him or her brainlist
Step-by-step explanation:
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35/3yd
5 1/2 - 3 1/4
5 2/4 - 3 1/4
2 1/4 hours are still required
Answer: It’s increasing by 18
Step-by-step explanation: How you know is because 10 plus 18 is 28 and 28 plus 18 is 46 & so forth
<span>If the interest is comounded every 2 months then you will apply the interest 6 times in a year. So the value of n that you will plug into your equation is 6 because there 12 months a year then it wll be compounded every 2 months</span>
