Question

.If the two ordered pair (1,y+3x) = (x+y,8) are equal then what will be the value of y=??

Answer 1

Answer:

-5/2

Step-by-step explanation:

equate the values then we get two equations

x+y=1 -------1&

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

eq2-eq1

2x=7

x=7/2

substitute X in equation 1

then y=1-7/2

y=-5/2