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Grace [21]
2 years ago
13

Answer two questions about Equations A and B:

Mathematics
1 answer:
DiKsa [7]2 years ago
3 0

Step-by-step explanation:

3x+6=18

3x=18-6

3x=12

x=4

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The perimeter of a triangle is 4x-8, one of the side is 2x-4 and another is 3x+8. Find the third side
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notsponge [240]
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3 years ago
Which expression is equivalent to 2x2+(4x-6x2)+9-(6x+3)
olya-2409 [2.1K]

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8 0
3 years ago
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