Who would you prove the triangles are congruent

Yes they are congruent.

Step-by-step explanation:

If the triangle can be moved and placed perfectly over the other than the triangles are congruent.

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

answer is because 4×10=40

and 98×4= is 392

40,392