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Sergio [31]
4 years ago
5

Question 3 Solve the system of equations. 3x+2y=14 Y=X-3 What is the value of y?​

Mathematics
1 answer:
Aleksandr [31]4 years ago
6 0
3x + 2y = 14
Substitute x - 3 in the y spot.
3x + 2(x - 3) = 14
Distribute
3x + 2x - 6 = 14
Combine liked terms
5x - 6 = 14
+6 on both sides
5x = 20
/5 on both sides
x = 4

Substitute x in one of the equations.
y = x - 3
y = 4 - 3
y = 1

Answer:
y = 1
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When Lily does a self-inventory, she lists her knowledge of Excel, her proficiency in bookkeeping, and her training in customer
Anika [276]

Answer:

The above mentioned qualities go under the category of abilities.

Step-by-step explanation:

Lily does a self-inventory to find out theat she has knowledge of Excel , proficiency in bookkeeping and training in customer service .

Ability is used to refer a person's native aptitude in a specific field.

Ability can also be trained and honed and can be made better with practice.

All of Lily's qualities mentioned come under the same above mentioned specifications. All her talents can be trained and can be bettered.

Hence her qualities come under the category of abilities.

6 0
4 years ago
A 14​-foot ladder is placed against a vertical wall of a​ building, with the bottom of the ladder standing on level ground 9 fee
timama [110]

Answer:

10.7 feet

Step-by-step explanation:

The ladder, the ground and the wall form the shape of a right angled triangle as shown in the image below.

The hypotenuse of the triangle is 14 feet (length of ladder)

The base of the triangle is 9 feet long (the distance from the base of the ladder to the wall)

We need to find the height of the triangle. We can apply Pythagoras rule:

hyp^2 = a^2 + b^2

where hyp = hypotenuse

a = base of the triangle

b = height of the triangle

Therefore:

14^2 = 9^2 + b^2\\\\196 = 81 + b^2\\\\b^2 = 196 - 81 = 115\\\\b = \sqrt{115} \\\\b = 10.7 feet

The wall reaches 10.7 feet high.

3 0
4 years ago
Please help me with this question​
Vadim26 [7]
Answer: -1/3


hope this helps
6 0
3 years ago
LAST ATTEMPT IM MARKING AS BRAINLIEST!! (Finding missing sides- similar triangles Algebraic practice )
Dimas [21]
143 / 6x+12 = 132 / 72
143 / 6x+12 = 11 / 6

crossmultiply:
66x + 132 = 858
66x = 726
x = 11
8 0
2 years ago
Read 2 more answers
Please help asap!!!!
Sergeu [11.5K]
(1,35)(2,60)(3,92)(4,120)(5,175)
7 0
3 years ago
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