3 years ago

Help me with this question plz Solve: 3x + 9 = 4x

Mathematics

1 answer:

vovikov84 [41]3 years ago

5 0

9 = x

subtract 3x from both sides of the equation and you're left with 9=x

You might be interested in

If AC = 2x + 3 and DB = 4x - 1, find x.

Talja [164]

The answer is x= 5 it’s 5

6 0

3 years ago

Solve 12|x|−7=8. Does anyone know how to do this?

Travka [436]

Answer:

8+8=16/12

x=16/12, 4/3

4 0

3 years ago

A relationship between two variables is described below. We can think of one variable as helping to explain the other. Is the in

kramer

Answer:

Explanatory Variable

Step-by-step explanation:

The variable that we can change is called the Explanatory variable.

The response variable dependent upon the explanatory variable, as we change the value of the explanatory variable the value of the response variable is also gets changed.

The number of years smoking a cigarette is in our control so it is an explanatory variable.

and, the impact of the number of years smoking a cigarette is directly on lung capacity, so it is Response variable.

3 0

4 years ago

Find f(3) for f(x) = 1/2(4)^x A. 8 B. 32 C. 6 D. 64

Elza [17]

1/2 (4)^3

1/2 x 64

32

7 0

4 years ago

Read 2 more answers

A rectangle has length represented as (R +5) and width represented as (R + 2).

svetlana [45]

Answer:

4(R + 5 + R + 2) [Option B]

Step-by-step explanation:

GIVEN :-

Length = R + 5
Width = R + 2

TO FIND :-

Perimeter of the rectangle

FORMULAE TO BE USED :-

For a rectangle with length 'l' and width 'w' , its perimeter = 4(l + w)

SOLUTION :-

Perimeter = $4(R + 5 + R+2)$

= $4(2R + 7)$

= $8R + 14$

7 0

2 years ago