Solve the system of equations below by using substitution. Show your steps and the solutions for both variables.
2x + 4y = 20
y = 3 - x

Both question plz I need help

i can you answer this question sweetie!

step-by-step explanation:

hello from mrbilldoesmath!

answer:   x^2 + y^2 = 1024

discussion:

the equation of a circle with center (h,k) and radius "r" is

(x-h)^2 + (y-k)^2 = r^2.

in our case

(x-0)^2 + (y-0) ^2 = 32^2 = 1024

you,

mrb

answer:

1.14285714286

step-by-step explanation:

divide 40 into 35 and you will get your answer