The sum of two numbers is 30 and their difference is 20

Jim makes $10.35 per hour. write an equation that jim can use to calculate his pay.

The spotter on the ground is standing beneath the safety net. what is his distance from the base of the platform, to the nearest meter? 3 meters, 2 meters, 4 meters, 1 meter?

Rai compares two cable plans from different companies. which equation gives the correct value of mm, the number of months for which plans a and b cost the same?