Hey there! :D
These are
vertical angles. They have the same measure, so they are equal to each other.

Subtract 25 on both sides.

Subtract 2x on both sides.

Divide both sides by 4.

I hope this helps, and have a nice day!
~kaikers
There are 60 kids. You just have to divide 120 by 2.
Answer:
7, 11
Step-by-step explanation:
because those sides are congruent so their measurs are equal
3a+7=4a find a
b+11=2b find b
7=4a-3a, subtract 3a from both sides so a=7
11=2b-b, subtract b from both sides so b=11
She would have to have a 95% in order to have a 90% average
Answer:
25% of the sweets in the jar are jelly beans.