Solve for a.

7a - 2b = 5a + b

a = 2b
a = 3b
a = a equals startfraction 3 over 2 endfraction b. b
a = a equals startfraction 2 over 3 endfraction b. b

Write 17/20 as a decimal and as a percent.

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

What is the measure of sty in oo below? 130 310 230 50