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Jawab:
y = -x + 9

Penjelasan :
Diketahui
2x + 2y = 3
2(x+y) = 3
x+y = ³/₂
y = -x + ³/₂
y = mx + c , maka
--> m = -1
--> c = ³/₂

Melewati (3, 6)
x₁ = 3, y₁ = 6
maka pers garis ->
y-y₁ = m(x-x₁)
y - 6 = -1(x - 3)
y - 6 = -x + 3
y = -x + 3 + 6
y = -x + 9

(xcvi)

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