2 years ago

14 less than 5 times a number

Mathematics

1 answer:

lesantik [10]2 years ago

5 0

I think the answer is 3 i could be wrong

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What is 4/3 plus 3/4

skelet666 [1.2K]

4/3 + 3/4
Make the denominator the same: 12
16/12 + 9/12
= 25/12
Turn that into a mixed number:
= 2 1/25

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3 years ago

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Slope intercept of 3x-2y=-16

otez555 [7]

the slope intercept is 3/2 if you want the transfered equation y=3/2x+8

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3 years ago

Write a second inequality with the same meaning -12<= a

alexira [117]

Answer:

a $\geq$ -12 or -48 $\leq$ 4a

Step-by-step explanation:

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3 years ago

On the right side, give a reason to justify each step made on the left

cestrela7 [59]

Given that: step 1

$3x+12=8x-18$

step 2: subtract 3x both side

$\begin{gathered} 3x+12-3x=8x-3x-18 \\ 12=5x-18 \end{gathered}$

Step 3: Add 18 both side:

$\begin{gathered} 12+18=5x-18+18 \\ 30=5x \end{gathered}$

Step 4: divide both side by 5

$\begin{gathered} \frac{30}{5}=\frac{5x}{5} \\ 6=x \end{gathered}$

Step:6 The value of x is:

x=6

8 0

1 year ago

a paddle boat can move at a speed of 6km/h in still water. the boat is paddeled 16km downstream in a river in the same time it t

kaheart [24]

$v-the\ speed\ of\ the\ river\\\\16:(6+v)=8:(6-v)\\\\\frac{16}{6+v}=\frac{8}{6-v}\\-------------\\multiply\ on\ the\ cross\\-------------\\8(6+v)=16(6-v)\\\\48+8v=96-16v\\\\8v+16v=96-48\\\\24v=48\ \ \ /:24\\\\v=2\ (km/h)\leftarrow Answer$

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3 years ago