A) 2 (x+3) = x-4

b) 4 (5x-2) = 2 (9x+3)

Hector invests $800 in an account that earns 6.94% annual interest compounded semiannually. Rebecca invests $1,000 in an account that earns 5.45% annual interest compounded monthly.

The numerator of a given fraction is 4 less than its denominator. If 3 is subtracted from the numerator and5 is added to the denominator, fraction becomes ¼. What is the given fraction.

Where would the brackets go to make these numbers possible i) 3 x 4 + 8 : 2 = 10 ii) 6 2 : 12 - 3 + 4 x 12 = 48 (6 2 is actually an exponent 2 is the power)

Some verbal expressions to find the perimeter of a square?

Calculate the surface area of sphere with a radius of 5 inches. (4πr2)

Find the two positive numbers that satisfy the given requirements: "The sum is S and the product is a maximum."

Write an equation of the line that passes through (7,10) and is perpendicular to the line y=1/2x-9.

3 pounds of trill mix put into 8 bags equally what will each bag have

A plane travels 11,000 miles total. The plane travels at 45 miles per hour. How many hours, days, or both does it take to travel?

Write a simplified expression for the area in square units of rectangle