Question

What is the value of a if ab+ac =21 and b+c = 7?

Answer 1

Answer:3

Step-by-step explanation:

Answer 2

Answer: value of a=3

Step-by-step explanation:ab+ac=21

If we common a from b and c

A(b+c)=21

A×7=21

A=21÷7

A=3