Matematika Sekolah Menengah Pertama 1. 4x + 12 = 20 x = ? ========== 2. 8c + 2y c = 5 y = -4

maribelgloverulv – March 07, 2023

1. 4x + 12 = 20
x = ?

==========
2. 8c + 2y
c = 5
y = -4

Ans :

1. 4x + 12 = 20

  4x = 20 -12

  4x = 8

   x = 8 : 4

   x = 2

2. 8c + 2y

  =  8(5) + 2(-4)

  = 40 + -8

  = 32

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