Question

If the ordered pairs (x,-1) and (5,y)
belong
to the set {(a,b): b=2a-3)
then find the value
find the value of x and y​

Answer 1

Answer:

(a,b):b=2a−3

(x,−1):−1=2x−3

2x=2

x=1

(5,y):y=2(5)−3

y=10−3=7

Step-by-step explanation:

If the ordered pairs (x,−1) and (5,y) belong to the set (a,b):b=2a−3, find the values of x and y ?