Answer:
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Step-by-step explanation:
For the first one the answer is x = -3/2y - 7 and the second answer is x = 1/6y + -11/3
Answer:
270cm^2
Step-by-step explanation:
The side length is irrelevant and does not matter.
The area of a triangle is found by multiplying the base by the height and then dividing that by two.
For this problem it would be...
30*18=540
540/2=270
So the area would be 270cm^2