2a : 5 + 2 = 4 caranya​

Jawaban:

(2a:5) + 2 = 4

2a : 5 = 4 – 2

2a : 5 = 2

2a = 2 x 5

2a = 10

a= 10:2

a= 5

atau

2a

—- = 2

5

2a = 2 x 5

2a = 10

a = 10/2

a = 5

Jawab: a = 5

Penjelasan dengan langkah-langkah:

2a : 5 + 2 = 4

2a x 1/5 = 4-2

2a = 2 : 1/5

2a = 2 x 5

2a = 10

a = 10/2

a = 5

Pembuktian:

2a : 5 + 2 = 4

2(5) : 5 + 2 = 4

10 : 5 + 2 = 4

2 + 2 = 4

4 = 4