Queenashley3232
10.01.2020 •
Mathematics
Giving loads points and medal.
which algebraic expression is equivalent to the expression below?
(4x + 12) + 7x
a.
-3x + 12
b.
23x
c.
16x + 7
d.
11x + 12
Solved
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Ответ:
Ответ:
The card has $20.
A long distance call costs $0.23.
20 - 11.26 = 8.74 (the amount deducted from her balance).
8.74 / 0.23 = 38 minutes (we divide that amount by the cost).