What is the missing polynomial?? - (20-4x-5x^2) = 20-7x^2

Maria spent 6.5% of her monthly salary on gifts to her friends, which cost her $320. How much did she earns every month before buying gifts to her friends

How to Solve this 89x69

1/5 = 6x and 1/3 = 10x In each of these what is x? x has to be the same number in each equation. Example: 18 = 2x (x is 9) 36 = 4x (x is 9)

How do u add and subtract negative fractions?

Which of the following are examples of rational numbers? Select all that apply.

5x-5 + (6y-4) + 4x+10=180

Does the fraction 1/2 make the equation 1/34 + 8/17 = 1/2 true?

Remember that you can multiply by the reciprocal of the divisor when you divide by a fraction. find each quotient. simplify if possible 1. 1/3:2 2. 1/7:7 3. 1/2:8 4. 1/8:2

Draw a area model to solve the following. Find the value of the following expression. 30 * 60

15 nickels are stacked vertically how many inches tall is the stack