The difference between the square root of a number is 30 what is the number

Graph the line whose y intercept is 9 and whose x intercept is 4

There are (3^2) 4 ⋅ 3^0bacteria in a petri dish. What is the total number of bacteria in the dish?

Teds class colects aluminum cans to cell to the recycle center. the center pays $0.002 for each kilogram of aluminum

Adding integers (-11) + 4=

How many minutes are in 3 2/4

How far is 3 kilometers in miles?

Kylie drank 35% of 400-mL container of water. Eugenia drank 45% of a 350-mL. Who drank more water? How do you know? I will have more questions I have a math packet due tomorrow and I don't know percents I listen but I just don't understand

Julio predicted that the average high temperature for January would be - 7°C. The actual average high temperature was 4 degrees higher than Julio's prediction.

Y=1/3x-5 2x+y=2 What is the answer to this problem

What is the result of adding these two equations? 5x-9y=1 - 7x+2y=-5