2x^2+3x-1=0 quadratic equation

Joe has $200. He gives 1/10 of it to Flo. He gives 4/10 of it to Zoe. He keeps the rest. How much does each person get?

Find all solutions in the integers of the equation ||x-3|-5| = 10, where the bars indicate absolute value.

Write an equation for computing a 12 % tip in a restaurant. Does your equation represent a function? If so, what are your choices for the independent and dependent variables? If not, select none in the appropriate blanks.

6² / (6+3) + 18 / 3 - 3² / - divided by

Solve the triangle. B = 36°, a = 38, c = 18

Which is the quotient of 4.18 X 10° which is the quotient or 7.1 x 10-2 A. 3.8 X 106 B. 3.8 x 100 C 3.8 x 1016 D. 3.8 x 104 em

If the interior angle of a regular polygon measures 170°, how many sides does it have

What is 7 divided by 6261

Simplify the expression 53 + 3 (5 - 3)

If a circle has circumference 100pi units, what is it's area