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22-03-2021
Mathematics

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What is the solution to this equation?
2x + 3(x - 10) = 45
A. X = 15
B. x = 11
C. X = 3
D. x = 7
SUBM

Respuesta :

5926009223 5926009223

22-03-2021

Answer: 15

Step-by-step explanation:

2x+3(x−10)=45

2x+(3)(x)+(3)(−10)=45

2x+3x+−30=45

(2x+3x)+(−30)=45

5x+−30=45

5x−30=45

5x−30+30=45+30

5x=75

5x

5

=

75

5

x=15

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