If 5x + 2y = 9 andy = 1, then the value of x is
5
- 3
1
Answers
Answered by
1
Step-by-step explanation:
→ 5x+2y=9
→ 5x+2×1=9. { y=1 }
→ 5x=9-2
→ 5x=7
→ x=7/5
→ x=1.4
but your options is wrong
I can prove x=1.6
→ 5x+2y=9
{ put the values of x and y }
→ 5×1.4 + 2×1 = 9
→ 7+2=9
→ 9 = 9
L.H.S. = R.H.S
Answered by
1
Answer:
Step-by-step explanation:
5x + 2y = 9
putting the value of y = 1
so, 5x + 2 . 1 = 9
5x = 9 - 2
5x = 7
x = 7/5
none of the options given is correct
Similar questions