Solve for x. Justify each step using the properties of equality. Be sure to include your check! -4 = r/20 - 5

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?