3(x-7) = 138 + 3x First multiply
3x-21 = 138 + 3x subtract 3x from both sides
-21 = 138
This is a false statement because -21 does not equal to 138 so the answer is no solution.
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The error that Kevin made was he did not include two units (see the circled areas) while counting the units. He counted the units there as one instead of two at those junctions. The correct measure of the perimeter of the figure is 20 units.
(see attached image)
It’s A because the direct variation formula is y = mx.
Answer:
(5 , 3)
Step-by-step explanation:
The midpoint = (3+7)/2 , (9-3)/ 2
= 10/2, 6/2
= (5 , 3)