a 20-foot-long uniform I beam weighs 297 pounds. Find the weight of a 13 1/3 foot length of this beam. Hint: Find the weight for a 1 ft. length of beam as your first step.

Use properties to rewrite the given equation. which equations have the same solution as 2.3p – 10.1 = 6.5p – 4 – 0.01p?

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2