-4 + -7= -11
When adding negative numbers if the are both negative then you add them. When you have a negative and a positive you subtract. In this problem they just took out the plus sign.
Answer:
Pierre has enough boards and nails to make 9 tables and 5 chairs.
Step-by-step explanation:
wait, its r + 0.5
The answer is c because you had to simplify the roots in order to get your answer it’s basic math
Answer: 6/121
P(not blue)= P(red) × P(green)
=6/11 × 1/11
6/121
