Question

What is the solution

7 + n = 5

Answer 1

n = -2

Explanation:

7 + n = 5

• n = 5 - 7
• n = -2

prove that the value of n is -2

• 7 + n = 5
• 7 + -2 = 5
• 7 - 2 = 5

proven

Answer 2

-2

Explanation:

make 'n' subject of formula

n= 5 -7

n= -2