Answer: x=7
ab=21
bc=14
Step-by-step explanation:
ab=3x
bc=2x±7
ac=42
3x±2x±7=42
5x±7=42
5x=42-7
5x=35
to get the value of x you divide 35 by 5x
35÷5x=7
so the value of x is 7
ab=3x
x=7
3x=7×3x
7×3=21
x=7
2x=7×2x
2×7=14
Answer:
765 is divisible by 3 and 9 I hope that this helps
Step-by-step explanation:
765÷9=85
765÷3=255
Answer:
y = 18
Step-by-step explanation:
71 - 5 = 4y - 6
66 = 4y - 6
72 = 4y
18 = y
P.S. I am not 100% sure if this is correct if it isn't I am greatly sorry
The first one is 24 the second is 96
