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Solving Equations
Solving Equations Involving Integers
Solving Equations Using Algebra
Simplifying Algebraic Equations
Using Different Methods to Solve Equations
100
5x = 65
What is an equation?
100
x+5 = 11
What is 6?
100
7X = 49
What is 7?
100
5y + 6y
What is 11y
100
x/7 = 4
What is 28?
200
y + 8
What is an expression?
200
13= x+8
What is 5?
200
3X - 8=46
What is 18?
200
(5x + 2y) + (4x - 3y)
What is 9x - y
200
3X - 5 =16
What is x=7
300
2z - 3 = 13
What is 8?
300
s-7= -3
What is 4?
300
Write, then solve, an equation to find each number. Verify the solution. a) Seventeen more than a number is 73 b)Thirteen less than a number is 47 c)Seven more than three times a number is 31
What is a)n+17=73 n=56 b)n-13=47 n=60 c)3n +7=31 n=8
300
(15a - 7b) - (3a - 5b)
What is 12a - 2b
300
A banquet hall charged $120 for the rental of the hall, plus $14 for each meal served. The total bill for the banquet was $610. How many people attended the banquet? Write, then solve, an equation to answer this question.
What is 120 + 14n =610 n=35
400
3d + 7= 19
What is 4?
400
x+3 = -4
What is -7
400
Write an equation you can use to solve the problem below. Solve the equation. Jeremy has $84 in his savings account. Each week he saves $18. When will he have a total of $210?
What is 84+18n=210 n=7
400
11x - 4x
What is 7x
400
Marshall baked 33 cookies. He kept five for himself, and shared the rest equally among his friends. Each friend got 4 cookies. Write, then solve, an equation you could use to find the number of friends who got cookies.
What is 33-5 = 4n n= 7
500
Jason has 57 math puzzles. He keeps 9 for himself, then divides the rest equally among his 8 friends. a) Write an equation you can use to find the number of puzzles given to each friend. b) Solve the equation
a)What is 57 - 9 = 8n? b) n = 48
500
A group of 27 students visited an art exhibition. Eleven of the students left after one houe. The rest of the students stayed for a second hour. How many students stayed for the second hour? a) Write an equation you can use to find how many students stayed for the second hour. b) Solve the equation. Verify the solution.
What is 11+n=27 n= 16
500
Write an equation you can use to solve the problem below. Solve the equation. At a tennis court, it costs $12 to rent equipment plus $6/h to rent a court. How long can you play for $30
What is 12+6h=30 n=3
500
(6a + 5b) - (2a - 3b)
What is 4a + 8b
500
Write, then solve, an equation to answer each question. Verify each solution. At Rose's Garden Centre, a 5kg bag of fertilizer costs $8 and a 10kg bag costs $14. a) Rose sold $202 worth of fertilizer. She sold six 5kg bags. How many 10kg bags did she sell? b) Rose sold $206 worth of fertilizer. She sold five 10kg bags. How many 5kg bags did she sell?
What is a) 6 x 8 + 14n= 202 n=11 b) 5 x 14 + 8n= 206 n=17