Which expression has a value of -10?

a.−5+(−2)+22÷(−2)

b.−2×5−20

c.−3×5−(−8)

d.4×(−3) + 10÷5

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato

See attachment below and find the equivalent of tan(∠qsr)