What is the solution of the system?

7x+2y=-19

-x+2y=21

What is 4,234 rounded to the nearest ten thousand?

Which answer correctly estimates the product of 79.623 * 4.83?

What is the value of k in the product of powers below? 10 Superscript negative 3 Baseline times 10 times 10 Superscript k Baseline = 10 Superscript negative 3 Baseline = StartFraction 1 Over 10 cubed EndFraction

What is the least common denominator of 4/5 and 1/10

Grandma Millie is shrinking! Her height decreases by 1/4 cm each year. What is her total change in height over 3 years?

What is the solution of x+5y=10

There are 4 Board of Directors positions open. 2 will be for men, 2 will be for women. Out of 20 candidates, 11 are men, 9 are women. How many total outcomes are possible?

I can't find the answer to (-50) x47?

What is the exact volume of the cone? (height is 9 cm, the radius is 15 cm) A) 90 n cm 3 B) 675 n cm 3 C) 225 n cm 3 D) 405 n cm 3 What is the approximate volume of the cone? use 3.14 for n.

How to do fractions Equations multiplication and division