Lori solved this multiplication problem. 29 × 31 = 699

However, the mistake Lori made when multiplying is that she didn't

a. regroup the 2 in the tens column.
b. place a 0 in the ones column before multiplying 3 × 9.
c. multiply 3 and 9 correctly.
d. add after multiplying the multiplicand by 1 and 3.

Find an equation of the line perpendicular to the graph.

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in