Answer:
-1
Step-by-step explanation:
Plug in given values
-4x + 5y + 6z
-4(-2) + 5(3) + 6(-4)
8 + 15 -24
23-24
-1
Answer:
x=w-z
add x to both sides w=z+x
subtract z from both sides w-z=x
The correct answer is 77 degrees
Use the least common denominator (LCD) to write these fractions as equivalent fractions with like denominators, and then compare them two at a time