What Is 8/10 Simplified Explain why 3 x 5 x 7+ 7 is a composite number. Composite explain why number Explain why 3 x 5 x 7+ 7 is a composite number. - Brainly.in Explain why 3 x 5 x 7+ 7 is a composite number. - Brainly.in Check Details ← What Is 1/3 Times 1/3 What Is 70 Of 2000 → Share with friends Link copied