matsh
What number makes the statement true: _ * 2 = 1/3?
1/6
Multiply 1/3 * 2/5.
2/15
What is the reciprocal of 3/5?
5/3
Solve for y: 2y - 7 = 11.
y=9
Simplify 3x * 2x.
6x^2
Solve for y: 5y = 30.
y=6
Solve for x: x + 9 = 20.
x=11
Describe how to subtract a negative number.
Change subtraction of a negative into addition of a positive
Explain the meaning of a^n.
a multiplied by itself n times
What number makes the statement true: _ + 10 = -2?
-12
Solve for x: 3x + 5 = 17.
x=4
Simplify 5y^3 * 2y^4.
10y^7
Calculate -5 + 8.
3
Simplify 8a^5 / 2a^2.
4a^3
What does it mean to "solve" an equation?
To find the value(s) of the variable(s) that make the equation true
Simplify y^2 * y^3.
y^5
How do you solve an equation where a variable is divided by a number?
Multiply both sides by that number
Calculate 9 - (-4).
13
Explain the rule for multiplying exponents with the same base.
Add the exponents
Which operation should be done first to solve (x+5)/2 = 7?
Multiply by 2
What is the first step to solve 4m - 6 = 10?
Add 6 to both sides
Simplify c * c * c * c.
c^4
What number makes the statement true: _ - 6 = -15?
-9
How can you check your answer when solving an equation?
Substitute the solution back into the original equation and check if both sides are equal
What is a constant in an algebraic expression?
A number whose value does not change