Which is not true about a direct proportion? ?

Angles 1 and 2 are complimentary angles. angle 1 = 52 degrees. what is the measure of angle 2?

The first and second steps to solve the equation 3x/5 + 5 = 20.are shown below 3x/5 + 5 - 5 = 20 - 5 3x/5 (5/3) = 15 (5/3)a.addition property of equality b.subtraction property of equalityc.multiplication property of equalityd.division property of equality

Sections of prefabricated wood are each 5 1/3 feet long. how long are 7 1/2 sections placed end to end?