Answer:

Step-by-step explanation:






Answer
4 x 103
Step-by-step explanation:
it is the same as 4 x 103 because they have the same significant figures which is three
Answer:
The length of XY is 11.
Step-by-step explanation:
since the triangles are congruent to one another,
(4x-7)=(2x-3)
move the like terms to the other side
4x-2x=-3+7
2x=4
x=4
then subsitute x into the equation
2(4)+3
= 11
Answer:
I have 14 dollars. I went to the store to buy a book, and now I only have 3 dollars