kalithekittenqueen
30.09.2021 •
Mathematics
Equation of a line that passes through (2,-1) and has gradiant if 2
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Ответ:
y = 2x - 5
Step-by-step explanation:
y = 2x + b
-1 = 2(2) + b
-1 = 4 + b
-5 = b
Ответ:
The picture frame costs 4 times as much the calculator. We know that the calculator costs $12 so
4 x 12 = $48 is what the picture frame costs
12 / 3 = $4 is what the toy is.
In total she payed
12
48
4 +
= $64