5x + 2y = 12 ⇒ x 2 ⇒ 10x + 4y = 24
3x + 4y = 3 ⇒ x 1 ⇒ 3x + 4y = 3 -
7x = 21
x = 21 : 7
x = 3
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5x + 2y = 12 ⇒ x 2 ⇒ 10x + 4y = 24
3x + 4y = 3 ⇒ x 1 ⇒ 3x + 4y = 3 -
7x = 21
x = 21 : 7
x = 3
Di baca: x dari pada x sama dengan 3, x adalah bilangan real