Can anyone explain these

Solve the inequality. write the inequality in interval notation. 9(t-2)> 3(t-7)

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl