Answer:
330.60.330.60.330.60.
Step-by-step explanation:
Answer:
C. x=8.5
Step-by-step explanation:
-18+3x+x=-2(2x-25)
-18+4x=-4x+50
+4x +4x
-18+8x=50
+18 +18
8x=68
8 8
x=8.5
Answer:
19
Step-by-step explanation:
It would be 66 degrees because
this would equal 180 degrees
add the angles together:30+57+27=114
now subtract 180-114=66degrees
FINAL ANSWER:66degrees
Answer:
× 
Step-by-step explanation:
Using the rule of exponents
×
⇔ 
Given
, then
×
=
=
= 