Which equation represents the relationship between the angles in this figure? 148+b=90

148+b=180

2b+148=90

2b+148=180

What is the value of b? ___ degrees

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coop?

Explain why the factor 1.5 is broke. into two numbers in the model.

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible