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I need some help on 9 and 10
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3 votes
I need some help on 9 and 10

I need some help on 9 and 10-example-1
User Mikef
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1 Answer

3 votes

Answer:

question 9

92/11 or 8.36

Explanation:

angle on straight line is 180

:. 10x+1 + 12x-5 = 180

collect like terms

10x+12x = 180+5-1

22x = 184

divide both sides by the coefficient of x

22x/22 = 180/22

:. x = 180/22(to d lowest form= 92/11)

or 8.36

User Eoin
by
8.6k points
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