2.3 Solving Equations

Solve: 5x + 15 = 10x - 40

• x = 10

• x = -10

• x = 11

• x = -11

Solve the equation:
4x - 5x + 9 = 5x - 9

• x = -3
• x = 9
• x = 3
• x = -9

150= -6 (7 + 8x)

• x = 13

• x = -4

• x = 16

• x = -15

A toy company spends $1500 per day for factory expenses plus $8 to make each teddy bear.  They sell the teddy bears for $12 a piece.  Which equation could be used to find the number of bears t the company has to sell in one day to equal its daily cost? Then SOLVE!