2 answers:
Solution:
<u>Note that:</u>
- 3x + 50 = 6x - 10 (Vertically opposite angles)
Simplify the equation to find x.
<u>Add 10 both sides.</u>
- 3x + 50 = 6x - 10
- => 3x + 50 + 10 = 6x - 10 + 10
- => 3x + 60 = 6x
<u>Subtract 3x both sides.</u>
- 3x + 60 = 6x
- => 3x - 3x + 60 = 6x - 3x
- => 60 = 3x
<u>Divide 3 both sides.</u>
- 60 = 3x
- => 60/3 = 3x/3
- => x = 20
Answer:
<h2><u><em>
x = 20</em></u></h2>
Step-by-step explanation:
opposite angles = equal angles
we solve with a proportion
3x + 50 = 6x - 10
50 + 10 = 6x - 3x
60 = 3x
x = 60 : 3
x = 20
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