Simplify -2(-5) - 7 + 1(-3)

Me ! write an equation for the interior angles of this triangle that uses the triangle sum theorem

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?

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?