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Solve the system of equations (you can use any method but I recommend substitution):

y=8x-2
3x+y=42

User Bcar
by
4.6k points

2 Answers

11 votes
Heres the solution! Hope it helps!
Solve the system of equations (you can use any method but I recommend substitution-example-1
User Twerdster
by
4.3k points
12 votes

Answer:

X=4,y=30

Explanation:

given,

y=8x-2 ....(i)

3x+y=42...(ii)

now,

putting value of y in equation ii

we get,

3x+y=42

3x+(8x-2)=42

or,3x+8x=42+2

or,11x=44

or,X=4

again,

putting value of X in equation i

y=8x-2

=8×4-2

=30

User Louis Wasserman
by
4.1k points