Answer:
Step-by-step explanation:
-10x-16
distribute the -2 so your answer is -10x-16
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for the first blank 7 the second blank is 49
So what you do is cange 3 1/2 to 3.5 and multiply it by 14 getting 49 the you divide that by 7 and get 7 and then the last step is to multiply 7 times 7 to get 49
