What's the midpoint of (-6.3,5.2) and (1.8, -1)

What values of c and d make the equation true?

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

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