in 20 years a child's age will be 7 years less than four times her current age. find the child's current age

What is the answer for 3x-5x=3+4

The annual tuition at a specific college was $20,500 in 2000, and $45,4120 in 2018. Let x be the year since 2000, and y be the tuition. Write an equation that can be used to find the tuition y for x years after 2000.

What is 0.43 as a fraction in simplest form?

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?

What is 0.194 with 9 and 4 repeating as a decimal?

What is a simpler form of the expression? (2n2 + 5n + 3) (4n - 5) A. 8n^3 + 10n² - 13 n - 15 B. 8n^3 + 30n² - 37n - 15 C. 8n^3 - 10n² + 37n - 15 D. 8n^3 + 13n² - 10n - 15

What is the volume of a rectangular prism with a height of 7 units, a width of 5 units, and a length of 8 units? a. 20 cubic units b. 200 cubic units c. 2,000 cubic units d. None of the above

If x = 3, calculate the value of: x3 + x (the 'x' with the 3 after is to the power of three)

Complete the solution of the equation. Find the value of y when x equals 0. -7x+3y=30

The width of a rectangle is w meters. The length is 2w + 8 meters. What is the possible domain for w?