sierraisspooky18 sierraisspooky18

13-02-2020
Mathematics

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what is the value of x ?

what is the value of x class=

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Chelboy Chelboy

13-02-2020

Answer:12

Step-by-step explanation:

Sum of angles on a straight line=180

10x - 20+6x + 8=180

Collect like terms

10x + 6x + 8 - 20=180

16x - 12 = 180

Add 12 to both sides

16x - 12+12=180+12

16x=192

Divide both sides by 16

16x/16=192/16

X=12

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