What is the first step in solving the equation 4.29-52-18,52
Add 5,2 to each side of the equation,
Subtract 5,2 from each side of the equation,
Multiply each side of the equation by 42,
Divide each side of the equation by 5.2

Emily and her feiends qent to the park. they saw 15 robins and 9 blue jays. how many birds did they see? explain how you decided what number sentence to write.

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?