Answer: the answer is D = 210cm
Answer:
The answer is A.
Step-by-step explanation:
Negative integers have this sign "-" before the number. Also, zero is neither positive nor negative.
Answer:
x=-8
Step-by-step explanation:
1 Simplify 1/10x to x/10.
x/10 + 9/10 = 1/10
2 Join the denominators.
x+9/10 = 1/10
3 Multiply both sides by 10.
x+9 = 1/10×10
4 Cancel 10.
x+9=1
5 Subtract 9 from both sides.
x=1-9
6 Simplify 1-9 to -8.
x=-8
