Answer:
-38.85 or -24
Step-by-step explanation:
What I do is start with the brackets along with the rest of the numbers involved
2(10) is basically 2 x 10= 20
-39 + 3/20
3/20 = 0.15
-39 + 0.15 = -38.85
Unless if 3/2(10) has 3/2 as a fraction, the answer would be -24
Answer: sqrt of 5x+7+ sqrt of 5x-7
Answer: x=42
Step-by-step explanation: In the picture
$6.80
Everyone would pay 116.66, but one of them would have to pay one cent extra!
