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which expression is equivalent to 2(a+2b)-a-2b?
a.3a+2b
b.3a-2b
c. a-2b
d. a+2b

Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7 and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

Write the pair of fractions as a pair of fractions with a common denominator