Question

solve the following by substitution method 3y+X=1., 2x-3y=-10​

Answer 1

Answer:

3y+X=1

Step-by-step explanation:

X=3y-1

x=2y

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Answer 2

Answer:

y= -1 X=4

Step-by-step explanation:

X=10+3y÷2

so, 3y+10+3y÷2=1

take LCM

5y+10+3y÷2=1

8y+10÷2=1

8y +10=2×1

8y=2-10

=-8÷8

=-1

so,y=-1

3y+x=1

3×(-1)+x=1

-3+x=1

x=1+3

x=4