Question

Propiedad distributiva


Ayuda!

Answer 1

Respuesta:

2) 15 + 2(7-2) = 15 + 2×7-2×2 = 15 + 14 - 4 = 25

3) 2(3+2) + 5(4-1) + 7(4+2) = 2×3 + 2×2 + 5×4 - 5×1 + 7×4 +7×2 = 67