2.09 vocab test. did anyone do it and have the answers please. 9th grade ohva vocab test. there is so many and it is confunsing me because there is so much

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

What is r i 4.5+10r=-6.5 with work pls