21. What kind of a landform is created at convergent plate boundaries? Give one example.​

Deep ocean trenches, volcanoes, island arcs, submarine mountain ranges, and fault lines are examples of features that can form along plate tectonic boundaries. Volcanoes are one kind of feature that forms along convergent plate boundaries, where two tectonic plates collide and one moves beneath the other.

Explanation:

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(4,-2)

explanation:

6x+4y=16

-6x-9y=-6

-5y=10

y=-2

x=4