What is 4/7 of 21 in mathematics?

What's another wast to write the number 47

Tate has 5 more than twice as many pennies as Mia. If Mia has x pennies, which equation can be used to find how many pennies she has, assuming they have 30 all together?

Super urgent! Solve the equation for all real values of x. 3tan^2 = sqrt3 tanx

In a box of counters half are white, 1/10 are blue and 1/5 green. The remaining eight are red. What is the total number of counters? a. 10 b. 20 c. 30 d. 40

What is the value of k in the function f (x) = 113 - kx if f (-3) = 121? K =

g Two balls are dropped in such a way that each ball is equally likely to fall into any one of four holes. Both balls may fall into the same hole. Let X denote the number of unoccupied holes at the end of the experiment.

A set of equations is given below: Equation A: y = x + 1 Equation B: y = 4x + 5 Which of the following steps can be used to find the solution to the set of equations?

Can you find the third angle measure in a triangle, if given the other two angle measures?

select the correct scientific notation form of this numeral using only 2 significant figures. 8421032,9266

John's goal is to have more than - 7 in his bank account by the end of the month. The variable d is the number of dollars in John's bank account at the end of the month.