Sagot :
Step-by-step explanation:
→ (x + 3)/4 = (x + 1)/5
→ 5(x + 3) = 4(x + 1)
→ 5 × x + 5 × 3 = 4 × x + 4 × 1
→ 5x + 15 = 4x + 4
→ 5x - 4x = 4 - 15
→ 1x = -11
Step-by-step explanation:
→ (x + 3)/4 = (x + 1)/5
→ 5(x + 3) = 4(x + 1)
→ 5 × x + 5 × 3 = 4 × x + 4 × 1
→ 5x + 15 = 4x + 4
→ 5x - 4x = 4 - 15
→ 1x = -11