Solve each equation & show
3) 36 = 1+ 7a
2 answers:
Answer:
a=5
Step-by-step explanation:
36= 1+ 7a
subtract 1 on both sides
35= 7a
divide by 7 on all sides
5=a
a = 5
Answer:
a=5
The drawing will help
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Answer:
60%
Step-by-step explanation:
33/55 = .6
multiple by 100 to convert the decimal into a percentage
.6 × 100 = 60%
∴
=2796202.5
Step-by-step explanation:
First term(a) = 
common ratio(r) =
=4
n= 12
=2796202.5
∴ =2796202.5
Answer:
3x=78+(x-2)
Step-by-step explanation:
The exterior angle is equal to the sum of the opposite interior angles.
3x=78+(x-2)
Answer:
67.5°
Step-by-step explanation:
180 -45 = 135
135 / 2
k= 67.5
