369 2/7 as a improper fraction

What number should be added to both sides of the equation to complete this square? x^2-10x=7

How do you write something in scientific notation?

Areflection of shape i across the y-axis, followed by a , and then a translation left 6 units and down 4 units confirms congruence between shape i and shape ii. alternatively, a of shape ii about the origin, followed by a reflection across the y-axis, and then a translation right 4 units and up 6 units confirms congruence between shape ii and shape i.