w-(-3)=7
Pretend that there is a -1 in front of the bracket
w-1(-3)=7
Mutiply the bracket by -1
(-1)(-3)=3
w+3=7
Move +3 to the other side. Sign changes from +3 to -3.
w+3-3=7-3
w=4
Answer: w=4
Answer:
1/2 or 50%
Step-by-step explanation:
There are 4 total cards
The number of odd or 5 is 3 or 5 so a total of 2 choices
P(5 or odd) = { 5 or odd}/ total
= 2/4
=1/2
Answer:
144 in²
Step-by-step explanation:
