I'm stuck with division when you try to do it and it's like 47÷6 i don't get it because when i try i get completely lost

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?

Common binomial factor of 6x(3x+7)+5(3x+7)