<1 and <2 are supplementary and m<1 = m<3. Which one of these statements will always be true? A.<2 and <3 are supplementary
B. <2 and <3 are complementary
C. M<2 = m<3
D. M<1 = m<2

(40 points) i need some . an answer definition is appreciated as well.

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11