What is the solution to the equation? 5=2/5a

A.2

B.4 3/5

C.12 1/2

D.25

Math each whole number with a rational,exponential expression

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

Will give brainliest b. describe the function over each part of its domain. state whether it is constant, increasing, or decreasing, and state the slope over each part.