Equations - Solving Equations with Variable on Both Sides Worksheet
Number of Problems:
Equations with Variables on Both Sides
Solve each equation. Check your answers. If appropriate, write identity or no solution.
1. 7 – 2n = n – 14
5. 8z – 7 = 3z – 7 + 5z
8. 2(6 – 4d) = 25 – 9d
15. 6 – 4d = 16 – 9d
Write an equation for each situation. Then solve and check your answer.
16. Hans needs to rent a moving truck. Suppose Company A charges a rate of $40 per day and Company B charges a $60 fee plus $20 a day. For what number of days is the cost the same?
17. Suppose a video store charges nonmembers $4 to rent each video. A store membership costs $21 and members pay only $2.50 to rent each video. For what number of videos is the cost the same?
18. Suppose your club is selling candles to raise money. It costs $100 to rent a booth from which to sell the candles. If the candles cost your club $1 each and are sold for $5, how many candles must be sold to equal your expenses?