Alisa sees another brand of sand at the same store. She sees that Brand B is 150 pounds for $12. How much is the unit rate? A.$12.50
B.$13.75
C.$14.25

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

a) 7x=7

step-by-step explanation:

answer is b

step-by-step explanation:

for the free

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