3 years ago

Can someone help i have several questions like this i also need the work shown

Mathematics

1 answer:

Rina8888 [55]3 years ago

3 0

Answer:

x = 8

Step-by-step explanation:

Create the expression:

10(x + 10) = 9(9 + 11)

Do PEMDAS (Parenthesis):

10(x + 10) = 9(20)

Do PEMDAS (Multiplication):

10x + 100 = 180

Cancel out:

10x + 100 = 180

-100 -100

10x = 80

Simpilfy:

x = 8

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