Answer:
20x
Step-by-step explanation:
You would multiply 1/4 times 8. Or instead, you could divide 80 by 4. You would get 20 then you would multiply that by x and get 20x. Hope this helps.
Answer:
yes
Step-by-step explanation:
at step 6, his meant to add 3 to both side not subtract
and at step 7, it's meant to be i√6 not i6
hope this helps:)
Answer:
i think this is the answer:
d + (a+b+c)
Step-by-step explanation:
mA=cosA=17/38
A=cos inverse of 17/38
A=63 degrees