3 years ago

Use the substitution method to solve the system of equations. Please help me get this question right

Mathematics

1 answer:

vaieri [72.5K]3 years ago

7 0

Answer: B (2,1)

You know what y is (x-1) so you substitute that for y in the other equation.

3x+ ((4)(x-1))=10

3x+4x-4=10

7x=14

x=2

Then put x=2 into y=x-1

y=2-1

y=1

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