How do i solve the equation 7+7÷7+7×7-7? i got 0. i put parentheses around the (7+7) which is 14 then (7+7) which is 14. 14÷14 is 1 then 7-7 is 0. 1×0 is 0. not sure if this is right.

What is the volume of the sphere shown below with a radius of 3?

During your cycling trip, you and your friends often stayed in hostels. the prices of these are listed below. hostel standard room (price per night) with breakfast (price per night) super sleep hostels £22.45 £28.65 normandy nights £18.55 £25 zzzola hostels £24.50 £30.99 belgian beds £11.20 £18.55 night-time rest days ? £33 what is the range in cost for a single night, including both standard room prices and with breakfast prices?

What is the equation in slope-intercept form of the linear function represented by the table? y -18 -1 -8 4 2 912 o y=-2x-6 o y=-2x+6 o y=2x-6 o y = 2x+6