Karl scored 14 out of 20 in a test work out his score as a percentage

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

26) -2(7x) = (-2 • 7) x a. associative property of addition b. associative property of multiplication c. commutative property of multiplication d. commutative property of addition

Secant ac and bd intersect at point e inside f what is the measure of aed if measurements cd equals 30 a b is 50 and cb is 170