Answer: k = -5
explanation-
distribute: -3k + -21 - 5k + 4= 23
combine: -8k -17 = 23
add 17 to both sides: -8k = 40
divide both sides by -8: k=-5
Answer:
.
Step-by-step explanation:
Answer:
54, 72, and 90
hope this helps :)
Step-by-step explanation:
Answer:
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