Patulong po guys follow ko kung sino mkasagot

What’s the domain of this function? fastttt

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )

Solve the system of equations using the linear combination method. {4x−3y=127x−3y=3 enter your answers in the boxes.