How do you work this problem (21:7) * 4=

is this correct?

3*4=12

Solve the system by the substitution method - 4x + 3y = - 7 y = 2x - 5

Two times the sum of a number and 18 is at most - 17

WILL GIVE PRIZE! Gale found out that the wave pool has a money-saving deal: if more than 4 people attend, the tickets are discounted from $16.75 each to $12.25 each. Calculate to determine how much 6 tickets to the wave pool will cost.

A gym is selling monthly membership for $30 each and reusable water bottles for $7 each. the gym needs to make $1050 by the end of the month

Translate this phrase into an algebraic expression. 10 increase by twice Gail's age. use the variable g to represent Gail's age

Graph the following line by plotting the x and y intercepts: x + 3y = 6

5x squared minus 16x minus 13 divided by x minus 4

determine if the ordered pair is a solution of the equation is (2,4) a solution of y = 10 - 3*? true or false

Which two estimates is the quotient 345:8 between

1/3 times 34 estimated answer