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Deffense [45]
3 years ago
13

How do you solve this please give steps

Mathematics
2 answers:
balu736 [363]3 years ago
7 0

Answer:

53

Step-by-step explanation:

they are a linear pair so x + 2x + 21 = 180 so you subtract 21 from both sides, combine x and 2x then divide by 3 to get 53

SashulF [63]3 years ago
7 0

Answer:

x = 53

Step-by-step explanation:

Assuming that the river is of constant width throughout.

x + (2x + 21) = 180

x + 2x + 21 = 180

3x + 21 = 180

3x = 159

x = 53

You might be interested in
46 x 53 please show with work or something
lutik1710 [3]

Answer:

2,438

Step-by-step explanation:

    53

    46

______

     318

   212

_______

   2438

6 times 3 is 18. Put the 8 in the ones place and carry the 1 ~ 6 times 5 is 30. Add the carried 1 and you have 31. Put that next to the 8. ~ 4 times 3 is 12. put the 2 under the 1 in 318 and carry the 1. ~ 4 times 5 is 20. Add the carried 1 and you have 21. ~ Put that next to the 2. Now add 318 to 2120 and you have the answer of 12438.

5 0
2 years ago
Angeline would like to make 8 identical bowls for a gift to her family. Each bowl required 3/4 lbs. of clay. The clay is sold in
lana66690 [7]

Answer:

2

Step-by-step explanation:

8 × .75 = 6lbs

she'd need 6lbs so she'd buy two bags of 5lbs

8 0
2 years ago
Tell me which lines are parallel to each other.<br> -6x + 2y = 8; y = 4; y = 3x; y = 3
Sloan [31]

Answer: -6x+2y=8 and y=3x

Step-by-step explanation:

they must have the same slope to be parallel and when you convert -6x+2y=8 into y=mx+b it is y=3x+4

6 0
2 years ago
Please help me! A soup can, shaped like a cylinder, has a diameter of 3.5 inches and a height of 5 inches. Each serving of soup
SpyIntel [72]

The cost for each serving of soup is $0.62

<u>Step-by-step explanation:</u>

Diameter =3.5 inches

Radius = 1.75 inches

Height = 5 inches

Each serving of soup = 15 cubic inches

Cost of the can = $1.99

Volume of the can = π(1.75 x 1.75) 5

= (3.14) (3.0625) 5

= 48.08 cubic inches

For 48 cubic inches of soup the cost is $1.99

For 15 cubic inches of soup the coat will be,

Cost = (15x1.99) /48

= $0.62

The cost for each serving of soup is $0.62

6 0
3 years ago
What is the value of n in the simplified expression? (4k7)3= 4n ·(k7) 3= 64k21
Nesterboy [21]
Given:
(4k⁷)³ = 4n(k⁷)³

Note that (aˣ)ⁿ = aˣⁿ

Expand the left and right sides.
4³k²¹ = 4nk²¹
Divide each side by k²¹.
4³ = 4n
Divide each side by 4.
4² = n
Therefore
n = 4² = 16

Answer: n = 16

5 0
3 years ago
Read 2 more answers
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