Which expression is equaivalent to mn+z

nm+n

z+mz

mz+n

z+nm

What is 1/9 : 5/4 in simplest form

Use any method for solve the following equation for x. 0=x^2+3x-18

Which of these properties is enough to prove that a given parallelogram is also a Rectangle? A. The diagonals bisect each other. B. The opposite angles are equal. C. The opposite sides are equal. D. The diagonals are congruent.

Write a quadratic equation whose roots are 2 and 5 and whose leading coefficient is 3

What is the product of the 2 solutions of the equation x^2+3x-21=0

Round 2.41 to the nearest whole number

How would I write 8 centimeters as a fraction

In training for the zombie race, Harris runs 4 times back and forth across the pasture, then runs through the woods 3.75 miles. In all, Harris runs 15.7 miles. What is the distance from one side of the pasture to the other?

What's the probability of P (T) ?

Evaluate. Be smart, (2.31∙5.82+4.18∙2.31+90∙2.31) : 2.31∙0.55