What ratio can we say are equivalent to 2:9 how do you get the answer explain to me

Solve. 4a + 3b + c = 3 a-3b + 2c = 4 11a-2b + 3c = - 1

A boat can travel 21mph in still water. If it travels 270 miles with the current in the same length of time it travels 108 miles against the current, what is the speed of the current?

What is the simplified expression for 4 power 4 multiplied by 4 power 3 over 4 power 5? 40 41 42 43

What's the product? (4m2 - 5) (4m2 + 5)

Rewrite b-e as a fraction

Use base ten blocks to find 182 divided by 14. Describe the steps you took to find your answer

How is the equation for a vertical line expressed?

Write an equation of a line in slope-intercept form with two ordered pairs of (1, 13) and (2, 21).

Local sandwich shop $6 lunches, and you receive a five dollar discount on the 10th launch. Calculate your total cost for 10 lunches at this shop

What's 18/5 in the simplest form