Mathematics

# 3. Considering the sign up fee and monthly membership fee for a gym, the equation c=30m+25 can be used to represent the total cost of a gym membership for m months. What is the amount of the sign up fee? a) $30 b)$25 <--- c)$55 d)$5 4) Solve the equation or formula for the indicated variable. S=3r^4t, for t a)t=S/3 - t b)t=r^4 - 3S c)t= S/3r^4 <---- d)t=81r/S 5. Which inequality represents the following sentence? Twelve fewer than a number is at least 18. a)12+x less than or equal to 18 b)x-12 greater than or equal to 18 <---- c)12-x greater than or equal to 18 d)x-12<18 6. James has $40 to spend. He wants to buy 2 tickets to a show. He has to spend$7 to get where tickets are sold. The following inequality can be used to find out the highest price James can afford to pay for each ticket. 2x+7 less than or equal to 40 a)x less than or equal to 23.5 b) x less than or equal to 16.5 <---- c)x greater than or equal to 23.5 d)x greater than or equal to 16.5 7.What is the solutions to the compound inequality? -8 less than or equal to 2x-4 < 2 a)-6 less than or equal to x < -4 b)-2 less than or equal to x < -1 c)0 less than or equal to x < 5 d)-2 less than or equal to x < 3 <--- 8. Solve the absolute value equation. |3x-4|=5 a)x=3 or x=-3 <---- b)x=3 pr x= -1/3 c)x=-3 or x= -1/3 d)x= -1/3 or x= 1/3 9. Which represents the solution to the absolute value equation? 5|2x-4|+1=11 a)x=1 or x=3 b)x=1 or x= -3 <---- c)x=3 or x= -3 d)x=6 or x= 1 10.Solve the inequality. Then graph solution. |2x+7| less than or equal to 27 a)-17 less than or equal to x less than or equal to 10 b)-17 greater than or equal to x less than or equal to 10 c)x less than or equal - 10 or x greater than or equal to 10 <--- d)-34 less than or equal to x less than or equal to 20

#### Czarny333

2 years ago

The correct answers to the following questions above are:
(3) Considering the sign up fee and monthly membership fee for a gym, the equation c=30m+25 can be used to represent the total cost of a gym membership for m months. The amount of the sign up fee is B. 25

(4) Solve the equation or formula for the indicated variable.
S=3r^4t, for t C. t= S/3r^4

(5) Twelve fewer than a number is at least 18. B. x-12 greater than or equal to 18

(6) B. x less than or equal to 16.5

(7) D. -2 less than or equal to x < 3

(8) A. x=3 or x=-3

(9) B. x=1 or x= -3

(10) C. x less than or equal - 10 or x greater than or equal to 10