C because I just did that
Answer:dd and subtract the remaining numbers in the math problem. The sum will be the result of adding numbers, while the difference will be the result of subtracting them. For instance, in the math problem 4 + 3 - 5, the sum of 4 and 3 will be 7, and the difference between 7 and 5 will be 2.
Step-by-step explanation:
1) 38cm
2) 2304cm^2
3) 64cm^2
To find the area you multiply the sides
To find the perimeter you add the sides
Answer:
-11/18
Step-by-step explanation:
1. find the common denominator. this should be 18
2. multiply 1 by 3 and -7 by 2
3. you should now have a fraction that says 3/18-14/18
4. now subtract these two fractions.
5. your answer should be -11/8
Answer:
Step-by-step explanation:
7+4y=7-5y+54
Collecting like terms
4y + 5y = 7 - 7 + 54
9y = 54
y = 54/9
y = 6