Question

If 3y + 2x = 47 and 11x = 7y , then what is the value of y-x ? pls help i need the answer , it is urgent and i have to submit it in half an hour 1

Answer 1

Answer:

y-x=4

Step-by-step explanation:

11x=7y

x=7/11y

so,

put the value of x in the equation

3y+2×7/11y=47

3y+14/11y=47

47/11×y=47

y=11

we know,x= 7/11y so, x=7/11×11=7

hence,

y-x=11-7=4

please make me brain....