Simplify 20+3xy-3+4y^2+10-2y^2

Which of the following conditions make a pair of triangles congruent? One angle and two sides are congruent. Two angles and one side are congruent. Two corresponding sides and one angle are congruent.

How do i rewrite 9 (3+7)

Sonya buys four pairs of shoes on sale do buy one he on 50% off the sales tax is 6.5% if the original price for each pair of shoes was 35$ how much does Sonya pay for the four pairs of shoes

Write the umber 10.5 in the form a/b

The receipt shows the prices of goods that Robert bought at the store. The state Robert lives in has a sales tax rate of 8% on all purchases. How much money does Robert pay in sales tax and what is the total amount he must pay for his purchases?

Determine if the shape shown is a triangel squear rectangel or hexagon or other

Seven less than twice a number is no more than 77

On a coordinate plane, 2 lines intersect around (0.4, 2.8). The graph on the left represents a system of equations.

A recipe Requires 1/8 cup of oil for everyone half cup of water how much oil in cups is needed per cup of water

A circular jacuzzi is surrounded by a circular deck. The radius of the jacuzzi is n - 3 and the radius of the full circle formed by the deck is n + 3.