5(x+y)= 20+ 3x
5x+5y=20+3x
5x+5y-3x=20+3x-3x
2x+5y=20
2x+5y-2x=20-2x
5y=-2x+20
5y/5=-2x/5+20/5
y=-2/5x+4
ANSWER: y=-2/5x+4
Answer:
f(
)=2x+1
Step-by-step explanation:
given f(x)=-4x+1................(1)
x=
put in equ (1)
f(x)=-4x+1
f(
) =-4(
)+1
f(
)=2x+1 answer