840 : 360
(÷120) : ( ÷120)
7 : 3
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Answer: 7 : 3
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Answer:
-61/4
Step-by-step explanation:
-1/2 + x = - 21/4 - 23/4 - 19/4
-1/2 + x = -(21+23+19)/4
x = -63/4 + 1/2
x= -63/4 + 2/4
x = -61/4
Hope that helps, tell me if you need further explanation. =)
Answer:
64x²+128x+39
Step-by-step explanation:
(8
Multiplication has to be done first
so 55-4*5+12
becomes 55-20+12
55-20+12
= 35+12
=47
final answer=47