Answer: 4 - 5 = 4 + (-5) = -1
Step-by-step explanation: You have to make the 5 into a negative number using parenthesis and do the math.
The answer is
y = (-x) - 1
Answer:
There are no like terms to therefore the answer is -4x+5y+6z
Answer:
3 = 92 degree 4 = 88 degree
Step-by-step explanation:
3 = 45 + 47 = 92 degree
4 = 180 - 92 = 88 degree