Equations with Replacement of Variable

A replacement value for the variable in an equation. A value for the variable that makes the equation true.

• Equation

• Expression

• Constant

• Solution

Tags

CCSS.6.EE.B.5

A symbol for an unknown value; usually a letter (such as a, x, or y) is the symbol used

• constant

• variable

• coefficient

• term

Tags

CCSS.6.EE.A.2B

A letter or symbol that represents an amount

• Variable

• Divide

• Exponent

• Than

Tags

CCSS.6.EE.A.2B

To plug a number in for a variable

• Subtraction

• Term

• Substitute

• Addition

Tags

CCSS.6.EE.A.2C

Solve for y:
2x + 2y = 6

• y = - x + 3

• y = x + 3

• y = 2x +6

• y = - 2x + 6

Tags

CCSS.6.EE.C.9

-4=-x+2y 

•  x-2y=4

• x-2y=-4 

• 4=x-2y 

• x+2y=4 

Tags

CCSS.6.EE.C.9

A symbol, usually a letter, for an unknown number

• coefficient

• sum

• variable

• term

Tags

CCSS.6.EE.A.2B

a letter or symbol that represents a number

• Constant

• Coefficient

• Variable

• Principal

Tags

CCSS.6.EE.A.2B

The value of 'x' which changes x(x+1) = 42 into a correct statement is ____

• 6

• 7

• 5

• 4

Tags

CCSS.6.EE.B.5

If a + x = 20 and a = 9, then x = ______

• 29

• -11

• 11

• -19

Tags

CCSS.6.EE.B.5