Day 1 Final Review: Solving!

Front

What is the substitution method in solving systems of equations?

Back

The substitution method involves solving one equation for one variable and then substituting that expression into the other equation to find the values of both variables.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Front

Solve the system: y = 2/3x - 2 and y = -x + 3. What is the solution?

Back

(3, 0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Tags

CCSS.8.EE.C.7B

Front

Back

x = -3

Tags

CCSS.7.EE.B.4A

Front

What is an absolute value equation?

Back

An absolute value equation is an equation that contains an absolute value expression, which represents the distance of a number from zero on the number line.

Front

Back

x = 2, -1

Front

What is the process of isolating a variable?

Back

Isolating a variable involves rearranging an equation to get the variable on one side and all other terms on the opposite side.

Tags

CCSS.HSA.CED.A.4

Front

Back

x = -\frac{4}{3}.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other.

Tags

CCSS.6.EE.B.8

Front

What does the symbol '≥' mean in an inequality?

Back

The symbol '≥' means 'greater than or equal to'.

Tags

CCSS.6.EE.B.8