A triangle has a perimeter represented by the expression 9x + 7
1 answer:
Answer:
D. 25x-5
Step-by-step explanation:
you need to add all the sides of the square to get 16x-12 and then add 9x+7 to get D.
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Its B I think maybe if it’s wrong am sorry
12-5=7 so billy has 7 toy cars
Step-by-step explanation:
-10x + 4 = -7x - 14 - 7x - 14
-10x + 4 = -14x - 28
4x = -32
x = -8.