Answer:
15
Step-by-step explanation:
Let the left side of the triangle be 2Y for the bigger triangle and then the smaller one will be Y.
Comparing the two triangle
2Y/Y = 30/X
2 = 30/X
Cross multiple
2X = 30
Dividing by 2
X = 30/2
X = 15
Answer:
By the property a-b=a+(-b)
Step-by-step explanation:
Answer:
the girls ate
of the box
Step-by-step explanation:

<span>product of ten thirds and six
10/3 x 6
</span><span>one-fourth of ....
1/4 (10/3 x 6)
</span><span> four less than ....
</span>1/4 (10/3 x 6) - 4