Use trial and improvement to find a solution of the equation 2a² + a = 30. Start with a = 4. Record your trials in a table.
Cir ynur answer correct to one decimal place.

An equation is shown below: 3(4x − 2) = 1 which of the following correctly shows the first two steps to solve this equation?

Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

What are “like terms”? why can we only add like terms?