3(2×5)+4(x+3)=5(3×2)7

buka semua kurung menjadi => 3(2x5)=6x15 dan 4(x+3)=4x+12

lalu kita jabarkan: 6x15+4x+12= 15x-10-7=> lalu kita hitung sesuaidgn sukumasing masing=>10x-3=15x-17=> lalu kita sesuaikan sukunya => 10x15x = 17+3 => -5x=-14 => x=5/14

JAWABANNYA ADALAH: x=5/14

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