∠A=8x+6 ∠B=4x+38

Solve for x and then find the measure of ∠B supplementary for the measure of b

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why?