jayrichesz80Jahree
28.07.2019 •
Mathematics
Arecipe cal for 2 1/2 cups of flour to make 2 dozen cookies.how many cups of flour would be required to bake 15 dozen cookies
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Ответ:
2 1/2 * 7 1/2 = 18 3/4 cups of flour
Ответ:
Answer
3x+y=11 (equation 1)
Substituting the value of y in equation 1,
or, 3x+x+3=11
or, 4x=11-3
or, 4x=8
:. x=2
Now,
y=x+3
or, y=2+3
:.y=5
(The required value of x is 2 and y is 5)