Solve the nonlinear system of equations through substitution can someone show me step by step on how to do this on the equation

x^2 + 3x + y = 0
2x + y = 5

astronomers is your final answer! : )

typically if you want , you would actually put questions here for us to you. but hey, that's just me. maybe someone will magically answer the questions for you without knowing what they are.

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150

45

step-by-step explanation:

to find a percentage, add a decimal in front and multiply it by the other number.

.25 times 180= 45