Question

2. (a) 3x - 7y=7
11x +5y = 87​

Answer 1

Answer:

x = 2.417

y = 0.036

Step-by-step explanation:

3x = 7+7y

x = 7 +7y/3

11x +5y = 87

11[7+7y/3] + 5y =87

77+ 92 y =87*3

y = 261/7084

y=0.036

3x = 7+7*0.036

x= 7.252/3

x= 2.417

Answer 2

Answer:

Yes,

x=7

y=2

By Elimination Method.