Which property, postulate, or definition justifies the statement below? If KL = MN and KL + PQ = RS , then MN + PQ = RS

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

How many solutions does the nonlinear system of equations graphed bellow have?

Which of the following three dimensional figures has a circle as it’s base