liyahheadhigh
17.11.2019 •
Mathematics
In five weeks john has the $3.50 what have they been playing?
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Ответ:
70 dollars time 5 weeks=3.50
Step-by-step explanation:
Ответ:
x = 14
y = 23
Step-by-step explanation:
x = first number
y = second and greater number
x + y = 37 ⇒ y = 37 - x
y + 5 = 2x
Substitution:
(37 - x) + 5 = 2x
42 - x = 2x
3x = 42
x = 14
y = 37 - (14)
y = 23