7.01 Introduction to equations
What is an equation?
State whether the following equations are true or false:
Fill in the blank to make the following equations true:
Consider the equation 3x+8 = 23.
Find the value of each expression:
Use your answers from part (a) to solve the equation 3x+8 = 23.
Find the value of the variable that will make the following equations true:
For each of the following word sentences, write a matching equation:
The quotient of g and seven is equal to eleven.
The product of seven and y is equal to x less than twenty five.
The product of eight and s is taken away from sixty six. The result is equal to ten.
Sixteen less than m is equal to twenty six.
Twelve less than q is equal to twenty five.
The product of twelve and r is taken away from seventy two. The result is equal to thirty six.
The quotient of p and ten is equal to seven.
The product of five and q is equal to p less than twenty nine.
For each of the following equations, write a matching word sentence:
8 x = 32
\dfrac{63}{x} = 9
6 x + 4 = 60 - 20
5 y = 60
\dfrac{72}{p} = 8
8 x + 7 = 72 - 25