3 years ago

Solve for x: x/3 + 2 = 16

Mathematics

2 answers:

Blababa [14]3 years ago

3 0

Answer:

x=46

Step-by-step explanation:

musickatia [10]3 years ago

3 0

Answer:

x = 42

Step-by-step explanation:

x/3 + 2 = 16

x/3 + 2 - 2 = 16 - 2

x/3 = 14

x/3 * 3 = 14 * 3

x = 42

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Write down and simplify the following algebraic expressions. The sum of −3x+5 and 7−4x is subtracted from 5x+17.

andriy [413]

Sum of the first two is:
-3x+5+7-4x = -7x+12
That subtracted from 5x+17:
5x+17-(-7x+12) = 12x+5

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3 years ago

108 identical books have a mass of 30 kg. Find

Lynna [10]

Answer:

(i) 540kg

(ii) 5.56 (rounded off to 3 significant figures)

Step-by-step explanation:

$108 \div 30 = 3.6kg$

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3 years ago

D) - 15/3 = x + 1<br> how do i solve this

kobusy [5.1K]

Answer:

x = - 6

Step-by-step explanation:

- 15/3 = x + 1

- x = 1 + 15/3

- x = 3/3 + 15/3

- x = 18/3

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6 0

3 years ago

In a school cafeteria one student on average can eat 120 potatoes worth of French fries in one year the total number of students

Brilliant_brown [7]

Answer:

240 potatoes

Step-by-step explanation:

120 one year= 12 one month

if there is 20 people and they have 12 potatoes a month, multiply 12x20 and you get 240.

6 0

2 years ago

Plz simplify this expression:<br><br> 5x(x-4)

Bas_tet [7]

Hello! You can answer this question by using the distributive property. Basically

a(b+c) = a(b) + a(c)

Let's apply it to this expression:

5x(x-4)
=5x(x)-5x(-4)
$=5x^{2} -20x)$

8 0

2 years ago

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