En los últimos cuatro meses, el recibo de luz de la casa de Alessia registró las siguientes cantidades: S/ 172,15; S/ 184,37; S/ 203,18 y S/ 181,62. Calcula el valor aproximado (al décimo) y el valor exacto del promedio mensual que pagó Alessia por consumo de electricidad.

30 points if you answer all 3 questions with work!

Simplify using the distributive property. 1/4 (4x + 8)

The path traveled by a bottlenose dolphin as it jumps out of water is modeled by the equation y=-0.4+3x, where t is the height above water and x is the horizontal distance in feet. if a beam of light is shone upward at an angle modeled by the equation x+y=10, at what height from the waters surface will the beam of light hit the dolphin