Question

Q. Terakhir


1. 50 - x = 42
Tentukan nilai x ?

2. Nilai x ( dari soal 1 ) ditambah 10
x + 10 = ?

Diketahui
A = 2
B = 5
C = 20
D = 23
Jika A x B + C + C - D x B ?
​

Answer 1

Nomor Satu

50 - x = 42

-x = 42 - 50

-x = -8

x = -8/-1

x = 8

________________

Nomor Dua

x + 10

Soal Nomor 1 + 10

8 + 10

18

_______________

A x B + C + C - D x B

2 × 5 + 20 + 20 - 23 × 5

10 + 40 - 115

50 - 115

-65

Answer 2

SOAL 1

___________________________________________

50 - x = 42

-x = 42 - 50

-x = -8

x = -8 × -

x = 8

___________________________________________

SOAL 2

___________________________________________ x + 10

x → 8

___________________________________________ 8 + 10

= 18

___________________________________________

SOAL 3

___________________________________________ A → 2

B → 5

C → 20

D → 23

A × B + C + C - D × B

___________________________________________

2 × 5 + 20 + 20 - 23 × 5

= 10 + 20 + 20 - 115

= 10 + 20 - 95

= 10 - 75

= -65

___________________________________________