Solve the following systems of equations. Express your answer as an ordered pair in the format (a, b), with no spaces between the numbers or symbols. 3x+4y=16 - 4x-3y=-19

What is 143/7 as a mixed number

How do you find the surface are of a rectangle?

Ben has $100 in his savings account. He wants to save more money. He is looking at two investment plans. Under plan A, he will increase his account balance by $20 a year. Under plan B, he will increase his account balance by 15% each year.

Dante has been putting one peeny in his bank everyday Now he has 161 pennies Hor how many weeks has d

Cookies cost$0.50 and students sold 70 cookies. What percentage of baked goods sold were from cookies

The formula below gives l, the interest earned by depositing p dollars in a bank account at annual interest rate r for one year. l=pr If a deposit earns $75 of interest, which equation gives the principal p as a function of the interest rate r? A.

Morgan's juice glass holds 225 mL. If she uses the glass to drink 8 glasses of water every day, how many liters of water does Morgan drink in one week?

Find the area of a circle with a diameter of 10 units. Round answer to the nearest hundredth of a square unit.

2. To the nearest cent, what is $57.10 decreased by 41%? A $23.41 B $33.69 C S34.69 D S80.5

Gabriella is x years old. Her sister, Felicia is 6 years older than she is. Their mother is twice as old as Felicia. Their aunt is x years older than their mother. Write and simplify an expression that represents Tanya's age in years.