If Theo is 4 years younger than twice his brother and his brother is 7, double that age which is 14 then subtract 4 which gives you 10
A linear function is usually in the form: y=Mx+c. In equation 1, there is no x term and same for equation 3, leaving your only and correct answer to be equation 2. And if you rearrange equation 2, you will get: 5y = -2x + 8.
Answer:
The square root of 144 will be 12