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A. 2y + 4 < 2y + 2y - 2
B. 2y + 4 < 2y + 2y - 2
2y-2y-2y < -4-2
-2y < -6
y < 3
So, nilai y adalah < 3
4.
A. Jika panjang dinyatakan dengan X
maka, lebar dinyatakan x+6
B. jika keliling >24, maka
#tulis persamaan
2 (x + x + 6) > 24
4x + 12 > 24
4x > 24-12
4x > 12
x > 3
#So, this answer is x > 3
5. Bingung