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stepan [7]
4 years ago
5

Solve problem y+7=-9​

Mathematics
1 answer:
Delvig [45]4 years ago
8 0

Answer:  -16

Step-by-step explanation:

y + 7 = -9

-9 - 7 = -16

-16 + 7 = -9

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If 2 and a half represents 540 miles, how many miles does 4 inches represent? Find the answer to the nearest tenth.
USPshnik [31]

864

Step-by-step explanation:

divide 540 by 2 1/2 to get the unit rate than times that by 4.

540 divided by 2.5 is 216 so the times that by 4 so 864

3 0
3 years ago
Read 2 more answers
Hi do you guys know what 42.7 x 10^3 is? i js want to comfirm my answer. please answer quickly if you know.
Alchen [17]

Answer:

42,700

Step-by-step explanation:

42.7 * 10^3

42.7 * (10*10*10)

42.7 * 1000

42,700

Hope this helps!

8 0
2 years ago
Rosa has $300. Suppose she spends 1/4 of the money on art supplies and 2/5 of the remainder on a pair of boots. Which stamens ar
lara31 [8.8K]

Answer:

A) The boots cost $90

C) Rosa spends $75 on art supplies

D) Rosa has $135 left after making both purchases

Step-by-step explanation:

1/4 of $300 is $75.

If you subtract $300 by $75, then you get $225.

2/5 of $225 is $90.

5 0
3 years ago
Find the value of x.
AnnyKZ [126]

hello i know its wrong but lol. i tried to help.

7 0
3 years ago
Find the values of x and y
Zina [86]

Answer:

see below

Step-by-step explanation:

• find x

use tan rule

tan( 60 degrees) = x / 7

tan ( 60 ) x 7 = 12 . 1

x = 12. 1

• find y

you can either use Pythagoras theorem or the sin rule

let's use sin

sin ( 30 ) = 7 / y

y = 14.0

hope this helps, please mark it

3 0
3 years ago
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