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4 votes
I really don’t get it pls help me
The choices are
3.1
10.4
13.8
13.0

I really don’t get it pls help me The choices are 3.1 10.4 13.8 13.0-example-1

1 Answer

1 vote

x+2 (x+2) + 8

------- = ---------------

14 14+9

solve by using cross products

(x+2) * (14+9) = 14*(x+2+8)

(x+2)*23 = 14*(x+10)

distribute

23x+46 = 14x+140

subtract 14x from each side

9x+46 = 140

subtract 46 from each side

9x =94

x = 94/4

x = 10 4/9 cm


User Soldeplata Saketos
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