What is a variable in algebra

Solve the equation. (enter your answers as a comma-separated list.) 2^-125x = (0.5) ^x - 5

Eight times the sum of 9 and some number is 192.

Write the value of the digit 5 in this number:178.25 I

Determine the vertex of the function f (x) = 2 (x - 4) 2 + 5. (-4,5) (4,5) (5, - 4) (5, 4)

A 12 oz soda cost a dollar 25 in the vending machine. At that rate how much would a 32 oz soda cost?

I will award brainliest to whoever gives the best answer ... Using the distributive property, which of the following expressions is equivalent to 6 (3 + 6y) ? A. 9 + 6y B. 18 + 6y C. 9 + 12y D. 18 + 36y

The Simon family wants to buy a new camper. They are deciding between a new camper that costs $36,425 and a used camper that costs $19,807. How much money will the Simon family save if they purchase the used camper? A. $16,618 B. $56,232

Given: The length of AB is 46 units. The length of BC is 33 units. The length of AC is 61 units. If ABC is congruent to XYZ, what is the length of XZ? A. 33 units B. 67 units C. 61 units D. 46 units

A square rug has an area 80ft which is the best approximation of the length of one side of the rug ... Explain ... If you can show work A) 6.4ft B) 7.5ft C) 8.9ft D) 20ft

A triangle prism has a surface area of 350 square feet, a length of 15 feet, a height of 10 feet, and a of side of 5 feet. Find the width of the triangular prism.