Answer: she scored 4 points
Step-by-step explanation: 5% of 80=4
;-----------;
The negative in front of the second bracket means that it's times by -1 so each of their signs switches:
3m^2+2n-m^2-2n
Add like terms
2m^2
the 2n cancels out
Answer: 26
Work: 90 - 64 = 26
This is the rule for complementary angles that are equal to 90 degrees.
Answer:
Step-by-step explanation:
absolute value of |7 1/8| is 7 1/8
