ducanhart1998 ducanhart1998

24-09-2021
Mathematics

contestada

(7 + X) x 8 - 4 x X = 56

Respuesta :

rlesandisusanya rlesandisusanya

24-09-2021

Answer:

12 1/4

Step-by-step explanation:

(7 + X) × 8 - 4 × X = 56

7 + X × 8 - 4 × X = 56

7 + 8X - 4 × X = 56

7 + 8X - 4X = 56

7 + 4X = 56

4X = 56 - 7

X = 49/4

X = 12 1/4

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