Answer:
1
Step-by-step explanation:
9+ (-2)^3
We need to do exponents first according to PEMDAS
9 + (-8)
Then we add
1
Answer:28
Step-by-step explanation:
6X2=14 they are related proportions so you have to do the same with y 14X2=28
Answer:
x = -10
Step-by-step explanation:
first you multiply both sides by -3
x + 7 = -3
then you subtract 7 from both sides
x = -10
hope this helps
Answer:
16 1/12
Step-by-step explanation:
The LCD of 6 1/3 + 5 1/2 + 4 1/4 is 12; 12 is evenly divisible by 3, 2 and 4.
We can rewrite this expression as:
6 + 5 + 4 + 1/3 + 1/2 + 1/4, or
15 +4/12 + 6/12 + 3/12, or
15 + 13/12, or
16 1/12
X equals 60 degrees (80-20=60)
