1) C(2
2) A(-4
3) B(4+(2+1)=4+2)+1
4) D(3(2x4)=(3x2)4
5) A(5+6=6+5
6) C(12x1=1x12
7) D(Exponents
8) A(addition and subtraction
9) A(55
10) B(19
They probably thought square rotting was dividing by 2. The correct answer is about 20
Answer: 94.5
Step-by-step explanation:
First do the addition, then subtract, then do 75% / 126 and you get 94.5
Answer:
2x+58+x=180 180-58=3x 122=3x
Step-by-step explanation:
x=40.666
*the sum of the angles of the triangle is 180 degrees
