Understanding equations and solutions

Front

A letter used to represent a number value in an equation

Back

Variable

Tags

CCSS.6.EE.B.6

Front

Tell which value of the variable, if any, is a solution of the equation: 2y = 30. Options: y= 10, 12, 24

Back

No solution is given

Tags

CCSS.6.EE.B.5

Front

Solve for c: c/2 = -14

Back

c = -28

Tags

CCSS.6.EE.B.7

Front

In the expression 8r − 3, the VARIABLE is ___

Back

r

Tags

CCSS.6.EE.A.2B

Front

Which equation has x=9 as a solution? Options: 4 + x = 12, 5x = 45, 2x = 20, x + 7 = 26

Back

5x = 45

Tags

CCSS.6.EE.B.5

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What is a solution to an equation?

Back

A value that makes the equation true when substituted for the variable.

Front

What does it mean to isolate a variable?

Back

To manipulate an equation to get the variable on one side and the constants on the other.

Front

What is a coefficient?

Back

A numerical factor in a term of an algebraic expression.

Tags

CCSS.6.EE.A.2B

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign, while an equation does.