Question

5x+2y=7
y=x+1
What is the solution set of the glven system?

Answer 1

Answer:

x=5/7

y=12/7

Step-by-step explanation:

5x+2y=7

5x+2(x+1)=7

5x+2x+2=7

7x=5

x=5/7 or ~0.71

y=5/7+1

y=12/7 or ~1.71

Check your solutions:

1.71=0.71+1

1.71=1.71 ✅

5(0.71)+2(1.71)=7

3.55+3.42=6.97 ✅

we rounded down so this answer is fine