What are the Combine like terms 7a+4b-3a-2b

The blue dot is at what value on the number line if it's from - 16,-10

Alex's paycheck for the last two weeks totaled $239.64. He owes the cell phone company $45.87. How much money does he have left?

Select the statement that is true. Answer Choices The sum of 0.12x2+0.3⎯⎯⎯ and 1.5x2-0.75 is 1.62x2+0.416. - 0.45x2+0.9 subtracted from 2.5x2-7.32 is - 2.95x2+8.22. The difference of 18.94x-0.4⎯⎯⎯ and - 10.2x+4.5 is 8.74x-4.94⎯⎯⎯. The product of 0.

Suppose you deposit into a savings account one cent on January 1, three cents on January 2, nine cents on January 3, and so on, tripling the amount of your deposit each day (assume that you use an electronic bank that is open every day of the year).

The covariability of two variables is represented by the sum of products.

The temperature in your town is 31 degrees Fahrenheit. The radio announcer says that the temperature will drop 15 degrees. What will the temperature be?

If the numerator of a fraction is larger than the denominator of the fraction, than it is greater than 1

Part 1: what are the conditions for using the standard deviation formula when conducting a significance test? be specific about p versus p-hat. part 2: what are the conditions for approximating with a normal distribution?'

If the length of one leg of a right triangle is 16 and the length of the hypotenuse is 2 more than the length of the other leg, what are the lengths of all the sides of the triangle?

2. 3 times the sum of a number x and 13