4w = 48
Is it an expression or an equation? How do you know?
Solve if it is an equation by inspection or by systematic trial. Explain why you chose the method you did.
g -11
Is it an expression or an equation? How do you know?
Solve if it is an equation by inspection or by systematic trial. Explain why you chose the method you did.
3d + 5
Is it an expression or an equation? How do you know?
Solve if it is an equation by inspection or by systematic trial. Explain why you chose the method you did.
x/12 = 8
Is it an expression or an equation? How do you know?
Solve if it is an equation by inspection or by systematic trial. Explain why you chose the method you did.
j-5/10
Is it an expression or an equation? How do you know?
Solve if it is an equation by inspection or by systematic trial. Explain why you chose the method you did.
6z + 1 = 67
Is it an expression or an equation? How do you know?
Solve if it is an equation by inspection or by systematic trial. Explain why you chose the method you did.
Shenker gives 10 CDs to his brother. Shenker then has 35 CDs.
a) Write an equation you can solve to find how many CDs Shenker had to begin with.
b) Solve the equation.
Write an equation
Seven more than a number is 18.
Write an equation
Six less than a number is 24.
Write an equation
Five times a number is 45.
Write an equation
Three more than four times a number is 19.
The perimeter of a square is 48 cm.
a) Write an equation you can solve to find the side length of the square.
b) Solve the equation.
Write and equation and solve by systematic trial.
Aiko bought 14 DVDs for $182. She paid the same amount for each DVD. How much did each DVD cost?
Write and equation and solve by systematic trial.
Kihew collects beaded leather bracelets. She lost 14 of her bracelets. Kihew has 53 bracelets left. How many bracelets did she have to begin with?