Answer:
x=32
Step-by-step explanation:
first, you add 64 to both sides and you have: x2=64
second, you divide 2 on both sides to get x by itself, so 64 divided by 2 is 32
Answer:
it would be 124mm
Step-by-step explanation:
you multiply the base x height
All you have to do is divided the other two numbers and than find out what y I and divide that than you will get it
B.
9 = 3 x 3
21 = 3 x 7
GCF = 3
3 x 3 + 3 x 7 = 9 + 21 = 30
it is 21 :)))))))))))))))