Question

1

The product of 3 and the sum of r and 1 equals 15.
Construct an equation and find the value of x.​

Answer 1

r = 4

Explanation:

product means multiply , so

3(r + 1) = 15 ← is the equation

Divide both sides by 3

r + 1 = 5 ( subtract 1 from both sides )

r = 4

Answer 2

i dont know

Explanation: