owen74
28.07.2021 •
Mathematics
HURRY PLEASE FOR BOTH QUESTIONS
1 Your teacher gives you the directions, “pick a variable, double it, add 9 to what you created, square the result then distribute a -3 to the entire expression”. Show with numbers and variables the operations then simplify your expression.
2
Your teacher gives you the directions, “pick a variable, triple it, then subtract 2 from it. Next, distribute a -4 to everything you created”. Show with numbers and variables the operations then simplify your expression.
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Ответ:
a = -3
Step-by-step explanation:
-2* a = -2a
-2*-3 = 6
-2a+ 6 = 12
12-6 6
-2a= 6
6/-2 = -3