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sveticcg [70]
3 years ago
15

Is (2,13) a solution to the equation y = 3x+7? Explain.

Mathematics
2 answers:
Harman [31]3 years ago
7 0
13=3\cdot2+7\\
13=6+7\\
13=13 \Rightarrow \text{YES}
Marta_Voda [28]3 years ago
5 0
(x,y)=(2,13) \\ \\
\hbox{plug the values into the equation and check if it's true:} \\
13=3 \times 2+7 \\
13=6+7 \\
13=13 \\
true

(2,13) is a solution to the equation y=3x+7.
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