3 years ago

Sean sold half of his comics to buy a game. Later, he bought 7 new comics. How many did he start with if he now has 20:

Mathematics

1 answer:

Solnce55 [7]3 years ago

4 0

Answer:

Step-by-step explanation:

20-7= 13 (half his comics) 13+13=26

You might be interested in

At South High School, 37% of the teachers are between 22 and 30 years old, 25% are between 31 and 40

Nookie1986 [14]

I don’t know but I’m not gonna say anything so you don’t get it wrong

6 0

3 years ago

How do I solve %15 of 240

Black_prince [1.1K]

Answer:

Step-by-step explanation:

Turn %15 into a decimal, which is .15, and then 240 x .15

3 0

3 years ago

Read 2 more answers

Use the figure to complete the proportion.

monitta

Answer:

Pretty sure it's SQ.

Step-by-step explanation:

6 0

3 years ago

Cos(x/3)cos(x/3)=1/2(1+cos(2x/3))

TEA [102]

This follows from the half-angle identity for cosine.

$\cos^2\theta=\dfrac{1+\cos2\theta}2$

6 0

3 years ago

Read 2 more answers

If takes 660 metres of fence to enclose a rectangular field. if one side is 30 metres less that twice the other side, find the d

aliina [53]

Answer:

210 by 120

Step-by-step explanation:

perimeter=2l+2w

length= 2w-30

width= w

2(2w-30+w) = 660

6w-60= 660

6w= 720

w=120

length= 2*120-30 = 210

6 0

3 years ago