Open Up - Grade 8 - Mathematics - Unit 4 - Lesson 6

Solve each of these equations. (If your answer is a fraction keep it as a fraction.)

2b+8-5b+3=-13+8b-5

Solve each of these equations. (If your answer is a fraction keep it as a fraction.)

2x+7-5x+8=3(5+6x)-12x

Solve each of these equations. (If your answer is a fraction keep it as a fraction.)

2c-3=2(6-c)+7c

Solve each equation and check your solution.

-3w-4=w+3

Solve each equation and check your solution.

3(3-3x)=2(x+3)-30

Solve each equation and check your solution.

\frac{1}{3}(z+4)-6=\frac{2}{3}(5-z)

Elena said the equation 9x+15=3x+15 has no solutions because 9x is greater than 3x. Do you agree with Elena?

The table gives some sample data for two quantities, x and y, that are in a proportional relationship.

Graph the relationship. Use a scale for the axes that shows all the points in the table.(show your work)

Write an equation that represents the relationship between x and y shown in the table.(Short Answer)