Mathematics, 25.02.2021 01:20 didirose
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If the first equation is multiplied by 3 and then the equations are added, the result is .
3 x + y = 3
x - 3 y = -2
8 x = 7
10 x = 7
10 x = 11
Answers: 2
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The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.
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3. a sum of $2700 is to be given in the form of 63 prizes. if the prize is of either $100 or $25, find the number of prizes of each type.
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PLEASE ANSWER WITH A PROPER ANSWER QUICKLY
If the first equation is multiplied by 3 and then the eq...
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