How to solve supplementary and complementary angles

What does 2 1/2 equal

How many different arrangements can be made with the letter from the word POWER?

Determine the value of y, if x is - 1. y = |x + 3| (the lines represent absolute value)

Solve for h in the formula V=1/3rh

Lance lived in Portugal and Brazil for a total of 14 months to learn Portuguese. He learned an average of 130 words per month when he lived in Portugal, and an average of 150 new words per month when he lived in Brazil.

Suppose one of the roots of the polynomial function is irrational. The roots of the function are 2, √3, and 5. Write the equation for this polynomial function. Which of the following must also be a root of the function? a - 2 b - √3 c - 5 d √2

Sam and Carlos are bully with the plastic pins in Sam's living room. Remarkably Sam knocks down eight pins on every bowl and Carlo's knocked down 9 pins on every bowl.

2. Eric had $197 in his savings account before he was paid his weekly salary. His current savings balance is $429. If Eric deposits all of his earnings, then how much money does he earn each week? Justify your answer. a. 197 + 429 = n b.

Solve 3x+8=4x+10 in units

Dalco Manufacturing estimates that its weekly profit, P, in hundreds of dollars, can be approximated by the formula P = - 2x^2 + 8x + 2, where x is the number of units produced per week, in thousands. a.