briston99 briston99

17-03-2022
Mathematics

contestada

6. Find m2ABC.
(5x + 3)
(3x + 7)
E
B
21
37
10
53

6 Find m2ABC 5x 3 3x 7 E B 21 37 10 53 class=

Respuesta :

Yang100 Yang100

18-03-2022

Answer:

53

Step-by-step explanation:

(5x+3)+(3x+7)=90

5x+3+3x+7=90

5x+3x+3+7=90

8x+3+7=90

8x+10=90

8x=90-10

8x=80

x=80/8

x=10

----------------------

5x+3=5(10)+3=50+3=53

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