Answer:
4 cm, if you subtract 9 from 13 you get four.
Step-by-step explanation:
8x-11=629
8x=629+11
8x=640
x=80
True, A dragonfly can fly up to 36 miles per hour.
Answer: True
Answer:
The answer to your question is: (2a + 2b)²
Step-by-step explanation:
a² + b² = z
ab = y
Which is equivalent to 4z + 8y ?
Substitution
4(a² + b²) + 8(ab)
Simplify 4a² + 4b² + 8ab
Order 4a² + 8ab + 4b² It's a perfect square trynomial
Factorize (2a + 2b)²
Step-by-step explanation:
Total amount of apples in one bag:

Hence, total amount of apples in two bags:

or

or

Hence, B, D and E are correct.
A is incorrect because you are adding 2 more apples on top of the total amount of apples in one bag, and you cannot assume that there are 2 apples in each bag.
C is incorrect because you are multiplying the apples together, but you are supposed to add them up to find the total.
F is incorrect because you are finding 1/2 a bag.