Answer:
26
Step-by-step explanation:
A (+) and a (-) will always be a minus, so 48+(-22) becomes 48 - 22, which equals 26.
Answer:
Triangle has three sides so u can dismiss 2nd easily
scalene triangle has 2 equal sides
so, 1st is the correct answer
7)X=20
8)X=14
9)X=45.83 repeating
10)X=-19
11)X=100
12)X=-25
