7/10=?/30 what is the numerator

For what value of x is the rational expression below undifined x-4/4+x

If twice a number, n, is 5 less than the number squared, which of the following equations could be used to properly solve for n?

45x^3a+27xa^2=9xa () complete the statement

The following list of rows of odd numbers continues in the same pattern: 13,57,9,1113,15,17,19 Each row starts where the previous left off, and has one more term than the previous row.

One complementary angle is half as large as the second angle. What is the measure of each angle

What is 0.043 written as a percent?

Pete is jumping rope. He does 38 50 22 and 29 jumps. How many jumps does he do in all? Circle the correct answer. Jess chose a this is wrong how did jess get her answer

The regular price of a space invader game is 52, but its on sale. the discount is $13 What percent discount is this?

What is a-5-b a=10 b=4

Round to the nearest whole number 99.59