Which statement makes the open sentence 12+3x=30

Which number is irration?

A rancher has 1,800 linear feet of fencing and wants to enclose a rectangular field and then divide it into two equal pastures with one internal fence parallel to one of the rectangular sides. what is the maximum area of each pasture? 5400

Rounding 34.657 to the nearest whole number

On the blueprint of a house, 39 millimeters represents 6 meters. The length of the living room is 52 millimeters on the blueprint. What is the actual length of the living room?

7.21 repeating as a fraction

What is the decimal equivalent for 6%

Dakota mixes flour and oats for a recipe. He uses 5/6 cup of flour. This is 4/6 more than the amount of oats he uses. How many cups of oats does Dakota use?

carlos staeted at sea level, climbed a cliff to a height of 14 m, divided 19 m. Find the level at which his dive ended

The temperature in Belleville was 8°C. In Wildgrove, the temperature was 39°C lower than in Belleville. What was the temperature in Wildgrove?

A circle gas a diameter of 12 meters what is the circumference of the circle