Modeling One-Step Equations

Front

Solve for x: 2x = 4

Back

x = 2

Front

Equation modeled: x + 6 = 13

Back

x + 6 = 13

Front

Model equation: (white square=1, rectangle=x, red square=-1)

Back

7=x+(-3)

Front

Equation matching the image with rectangles as variables and squares equal to one:

Back

3x = 8

Front

Solve the equation using the image. Rectangles are variables; squares equal one each.

Back

n = 7

Front

Triangle = variable; circles = 1. Is the model & equation correct?

Back

Yes

Front

Match the equation to the picture.

Back

B + 3 = 6

Front

Equation matching the picture:

Back

2C = 8

Front

Equation for the model:

Back

x - 3 = 9

Front

Equation modeled: 3x = 6

Back

3x = 6