Question

1] X + Y = 7 and X is equals to -1 find y
and..........
2]find the value of X.if
5 ratio to 3 and,
x ratio to 9
so.....please my 2 questions solved ​

Answer 1

x+y=7
x=-1
-1+y=7
y=7+1=8
second question...
5:3=x:9
we know that ratio means parts in which something us divided.. so
5/3=x/9
3x=45
x=15...
hope it would help..

Answer 2

Hey dear, here are your answers....

1] x + y = 7
-1 + y = 7
y = 7 + 1
y = 8

2] 5:3 = x:9
=>
$\frac{5}{3} = \frac{x}{9}$
So,
45 =3x
x = 15

Hope helped...
Be brainly..
✌️✌️