Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4.

1. Add 5 positive x-tiles to both sides and create zero pairs.

2. Add 4 negative unit tiles to both sides and create zero pairs.

3. Divide the unit tiles evenly among the x-tiles.

What is the value of r of the geometric series?

Match each equation with the operation you can use to solve for the variable. 1 subtract 10 2 divide by 10 3add 18 4add 10 5 subtact 18 6multiply by 5. 7multiply by 10. a 5 = 10p b p + 10 = 18 c p + 18 = 5 d 5p = 10

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.