18 over 100 = x over 250, x= 45. 45 is ur answer.
In a parallelogram, opposite sides are the same: we have

Subtract 7y from both sides:

Add 29 to both sides:

Divide both sides by 3:

A horizontal line has a slope of 0. Remember the z in horizontal means zero. The slope of a vertical line is undefined.
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Answer:
A drink is 5 so two are 10...
And original cost-if saves 4 is 18
so 18-10=8
Popcorn is 8 dollars i think
A = (12 x 8 x 3) + (1/2 x 8 x 6.9) + (1/2 x 8 x 7 x 3)
A = 288 + 27.6 + 84
A = 399.6 m²