7*(2*5)=7*10

The equation \( 7 \times (2 \times 5) = 7 \times 10 \) is correct.

To break it down:

1. Calculate \( 2 \times 5 = 10 \).
2. Then, substitute it back into the equation: \( 7 \times 10 = 7 \times 10 \).

Both sides are equal, confirming that the equation holds true.