Matematika Sekolah Menengah Atas Q:



2x = 5y
y + 1 × 3 = x - 6
x^2 = 225
y + 3x ÷ 5 = ...​

Q:



2x = 5y
y + 1 × 3 = x - 6
x^2 = 225
y + 3x ÷ 5 = ...​

2x = 5y

  • Nilai x

x² = 225

x = [tex] \tt \sqrt{225} [/tex]

x = 15

  • Nilai y

→ y + 1 × 3 = x - 6

→ y + 3 = x - 6

→ y + 3 = 15 - 6

→ y + 3 = 9

→ y = 9 - 3

→ y = 6

  • Nilai y + 3x ÷ 5

→ y + 3x ÷ 5

→ 6 + 3(15) ÷ 5

→ 6 + 45 ÷ 5

→ 6 + 9

→ 15

[tex]\purple{\boxed{\blue{\boxed{\green{\star{\orange{\ \: \: \mathcal{JK} \: \: \: {\green{\star}}}}}}}}} [/tex]

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