Which expression is equivalent to Negative 5 (3 x minus StartFraction 6 over 7 EndFraction)?

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

In the triangles, tr = ge and sr = fe. if = 3.2 ft, which is a possible measure of ? 1.6 ft 3.0 ft 3.2 ft 4.0 ft

How is working backward similar to solving an equation?