Simplify -7xy+x+y+x-3xy
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
Let the numbers be x and y
<h3>Given condition:</h3>x + y = 48 --------(1)
y = 7x -------------(2)
Put Eq. (2) in (1)
x + 7x = 48
8x = 48
Divide 8 to both sides
x = 48/8
<h3>x = 6</h3>Put x = 6 in Eq. (2)
y = 7 (6)
<h3>y = 42</h3>