Solving 2-step equations Day 1, lesson 2.2 Objective: solve for the unknown Solution: A number that makes the equation true.

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Solving 2-step equations Day 1, lesson 2.2 Objective: solve for the unknown Solution: A number that makes the equation true.

x + 7 = x = 3 P E M A D S

11c + 7 = c = c = 4 P E M A D S

3 = 3n = 3n = n P E M A D S

6x + 14 = x = x = -9 P E M A D S

x - 5 = 4 3 ___ x = ( ) x = 27 P E M A D S

6 + x = x = ( ) x = -10 P E M A D S

11x + 5x = 48 16x = x = 3 P E M A D S

You are making a bulletin board to advertise community service opportunities in your town. You plan to use half a sheet of construction paper for each ad. You need 5 sheets of construction paper for a title banner. You have 18 sheets of construction paper. How many ads can you make? Using an equation as a model knowneedplan -paper per ad: ½ sheet -paper per banner: 5 sheets -total paper: 18 sheets The number of ads you can make. Write and solve an equation. Let the variable represent the unknown. You are making a bulletin board to advertise community service opportunities in your town. You plan to use half a sheet of construction paper for each ad. You need 5 sheets of construction paper for a title banner. You have 18 sheets of construction paper. How many ads can you make? Let a = the number of ads you can make. 1 a + 5 = a = ( ) a = 26 You can make 26 community service ads for the bulletin board.

Assignment Book page 91: 11-25, 54,56 Show all of your work.