3 years ago

What is the reason for each step in the solution of an equation? 4x-1= -2 (x+1)

Mathematics

1 answer:

Ivanshal [37]3 years ago

4 0

to get the variable by itself

You might be interested in

If a cookie recipe that makes 2 dozen cookies calls for 2 1/4 cups of flour, how cups of flour do you need to make 5 dozen cooki

Schach [20]

Answer:

5. 5/8 flour needed to make 5 dozen cookies

Step-by-step explanation:

2 dozen= 24

5 dozen=60

It takes 1 1/8 flour for 1 dozen cookies so 1 1/8 x 5= 5.625 in fraction form that= 5 5/8

5 0

3 years ago

Part a : solve - vp + 40 < 65 for v .

miskamm [114]

Answer:

$\large \text{Part a:}\\\\for\ d-\dfrac{25}{d}}$

$\large\text{Part b:}\\\\\boxed{r=\dfrac{7}{3}w-5}$

Step-by-step explanation:

$\text{Part a}\\\\-vp+400,\ \text{then}\ \boxed{v>-\dfrac{25}{d}}\\\\\text{if}\ d$

$\text{Part b}\\\\7w-3r=15\qquad\text{subtract 7w from both sides}\\\\-3r=-7w+15\qquad\text{divide both sides by (-3)}\\\\\boxed{r=\dfrac{7}{3}w-5}$

6 0

3 years ago

What's 1 and 2/3 times 1 and 1/3?

kari74 [83]

<span>1 and 2/3 time 1 and 1/3 is 2.22222222222 which rounds to 2.</span>

6 0

3 years ago

Read 2 more answers

Marcus can carry a maximum of 25kg of gravel at one time

olganol [36]

Answer: 60 journeys

Step-by-step explanation:

1 ton = 1000 kgs

1.5 tons = 1500 kgs

1500/25 = 60 journeys

6 0

3 years ago

Read 2 more answers

What is each number in scientific notation?<br> 0.00000000005<br> show how you got your answer

Inessa [10]

NAMASTE :)

0.00000000005

= 5 × ${10}^{ - 11}$

Count the Digits after decimal.
We use minus (-) in power as the digit is in left side of decimal

If they are in right side then we use (+) plus sign in power.

6 0

3 years ago