3x+7=x-1

what are the steps to solve it?

The ratio of two numbers is 5/4 and the first number is 7 more than the second number. to determine each of these numbers, let x be the first number.

Simplify: (8^6x) * (32^4x)

The base of the pyramid is a square. what is the surface area if the pyramid's height is 4 feet and the area of the base is 36ft? show your work.

Selma has 77 strawberries. Divide them into two groups so that for every 4 strawberries in group 1 there are 7 strawberries in group 2 how did you break it down

Find the length of the altitude to the hypotenuse round the answer to the nearest tenth if needed

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I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.