Answer:
-10h+8
Step-by-step explanation:
First, let's open the brackets:
-6h-13+21-4h (two -'s make a +)
This is equal to -10h + 8
Answer: -22
Step-by-step explanation:
In the first question, we can simplify 2√8 to 4√2, making it :
(√10 + 4√2)(√10 - 4√2)
When you FOIL, √10(√10) = 10, and 4√2 * -4√2 = -32. The others cancel each other out. So -32 + 10 = -22.
Answer:
raymond has about 38 cars left
Step-by-step explanation:
Because raymond started off with 57 cars and he got rid of( take away) 19 you must use subtraction. 57 - 19 =38
$29.40 ........ 40x0.3=12....... 40-12=28...... 28x1.05= $29.40