Jacob is asked to simplify the expression-3a+4b+5a + (-7b) - 3a+4b+5a + (-7b) = - 3a+5a+4b + (-7b) which property is this?

0.00604 0.000070 71000 Convert to scientific notation

How do you simplify 7x+3x-2x

Work out the area of a triangle with a height of 3.8cm and a base length of 2.1cm

Square root of 21?

What is 19 divided by 3192

3) Solve the following problem using a proportion and write your solution in a complete sentence. Sam bought 12 cookies for $3. How much would it cost him to buy 25 cookies?

Each sail on the windmill is 5 meters in length How much area do the sails cover as they turn from the force of the wind

Which term best describes the angle below

Calculate the average rate of change for the given function, from x = 8 to x = 5.

A garden plot is to contain 240 sq. ft. if its length is to be 3 times its width, what should its dimensions be?