Y = x + 3 . . . (1)
4x + y = 18 . . . (2)
Putting (1) into (2) gives
4x + x + 3 = 18
5x = 18 - 3 = 15
x = 15/5 = 3
x = 3
y = x + 3 = 3 + 3 = 6
Solution = (3, 6)
Answer:
True
Step-by-step explanation:
This is true. x + 25 equals 40 in both cases, so they're equal.
She can buy at least 13 pencils, with a total of 14.75
<span>17⁄40 simplest form. ..........
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