Respuesta:
4x(x + 5) = 4x² + 20x
5x(x + 2) = 5x² + 10x
10y(4 - y) = 40y - 10y²
7y(5 - 4y) = 35y - 28y²
5m(4 + 3m) = 20m + 15m²
6w(3 + 5w) = 18w + 30w²
4w(3w + 9) = 12w² + 36w
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Verified answer
Respuesta:
4x(x + 5) = 4x² + 20x
5x(x + 2) = 5x² + 10x
10y(4 - y) = 40y - 10y²
7y(5 - 4y) = 35y - 28y²
5m(4 + 3m) = 20m + 15m²
6w(3 + 5w) = 18w + 30w²
4w(3w + 9) = 12w² + 36w