How much pure acid do you mix with 2L of 40% acid to get 70% acid

What is f (3) ? (Edginudity evaluating functions) A.-9 b.-1 c. 1 d. 9

Suppose that the functions s and t are defined for all real numbers x as follows: s (x) = x+6 t (x) = 3x+2 Write the expression for (s+t) (x)

Which are cubic functions? Check all that apply. A. f (x) = - 4 - 2x + 5x3 B. f (x) = - 3x - 1 C. f (x) = - x2 + 5x - x3 D. f (x) = x2 - 6x3 + 2x4 + 1 E. f (x) = 2x3 + 3x2 - x - 3 F. f (x) = 3x2 - 1 - 8x

For which system of equations is (-2, 2) the solution? A. 3x - 5y = - 16 - 2x + 3y = 10 B. - 4x + 2y = 6 2x - 3y = 10 C. 4x + 3y = 2 5x + 4y = - 2 D. 6x + 5y = - 2 - 8x + 5y = - 6

There are 10 marbles in a bag. 3 are blue, 4 green, and 3 red. What is the probability of drawing a red marble

What's standard form of (4 ten thousand 8 hundred) : 10

If the shape of an object changes the perimeter will always change true or false

Which statement is false? O A All squares are rectangles. O B All squares are parallelograms. OC All rhombuses are squares. OD All rhombuses are parallelograms. OD

Here is a trick question A red house is made of red bricks a blue house is made of blue bricks What is the green house made of Who ever gets it right gets a brainliest

The coordinates of rombus abcd are a (-4,-2) b (-2,6) c (6,8) and d (4,0) what is the area of the rombus