The angle of elevation E from A to B and the angle of depression D from B to A are given. Find the measure of each angle. E=8x-12
D=4(x+9)
m∠E = what

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

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost

Hundred and tens tables to make 430 in five different ways