Erin had 6 pens Justin gave her some more now she has 9 pens how many did Justin give her

Joanie believes that you cannot use cross products to solve the proportion for x. She says that if you multiply both sides of the equation by x, you get Then, if you multiply both sides of the equation by 3, you get, which is a different equation

Marcie bought a 50 - foot roll of package tape. She used two 8 5/6foot lengths. How much tape is left in the roll

How many whole numbers are there with not more than 4 digits?

5. Mrs. Neri works part time at an electronics store. She is paid a weekly salary plus a commission based on her total sales. The table shows her total sales and her total pay for the last two weeks.

Explain what can happen if you line up the digits incorrectly when you rewrite addition problems.

A sign painter paints individual numerals for a row of 50 houses. The houses are numbered with consecutive integers from 1 to 50. How many 9s are painted?

If f (x) = 3x - 5 and g (x) = 7x + 2, what is (f * g) (x) ? I just really don't know how to do this, can i get the brainliest person?

L 7. The average score in a mathematics test in a class of 46 students is 53.5%. Find the total marks for the whole class.

The sum of two numbers is 44. the smaller number is 20 less than the larger number. what are the numbers?

How far is 3 kilometers in miles?