3.5kg:800g in simplest ratio

Domain of 3x if x doesn't equal 0

the sum of two numbers is 78. one of the numbers is 4 more than the other number, what are the two numbers?

Two angles are supplementary. The larger angle is 15 more than 10 times the smaller angle. Find the measure of each angle. Set up a system of equation

Which of these triangle pairs can be mapped to each other using a single translation?

Cuantos numeros enteros hay entre - 3 y + 3?

Y=5x+21 and y=-7x-15

Two researchers are studying the decline of orangutan populations. In one study, a population of 784 orangutans is expected to decrease at a rate of 25 orangutans per year.

What is the word form of 7.003

Are the two equations - 6 + y = 2x and 2y - 4x = 12 dependent?

Which number is one-third of the way between 2.2 and 8.5? 5.35 3.15 4.3 3.775 I have no idea how to do this.