<span>To evaluate the given expression, we need the values of each variable and substitute these values to the expression. Then, go on with the operations involved.
</span>4x - y - 2z
4(-2) - (3) - 2(-2)
-8 - 3 + 4
-7
Answer:
(y - x)/(y + x)
Step-by-step explanation:
(1/x - 1/y)/(1/x + 1/y) =
= (1/x - 1/y)/(1/x + 1/y) × (xy)/(xy)
= (y - x)/(y + x)
Answer:
D.) (5, 3)
Step-by-step explanation:
Solution is where two lines intersect
Both lines intersect at x = 5 and y = 3
Answer
D.) (5, 3)
(-12)^9 is a negative because a negative times a positive is negative. The answer to (-12)^9 is -5159780352.
Hope you learned something :)