Solve the equation. 9x - 7 = 20​

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?