ak47124 ak47124

03-02-2021
Mathematics

contestada

7
(
x
+
4
)
2
−
3
x
when
x
=
2
?

Respuesta :

malia4802 malia4802

03-02-2021

Answer:

78

Step-by-step explanation:

7(x+4)2-3x=

(7x+28) x 2-3x=

(14+28) x 2-3x=

42 x 2-3x=

42 x 2-6=

84-6=

78

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