4 years ago

Two more than three times a number

Mathematics

2 answers:

AlladinOne [14]4 years ago

5 0

Answer:

2+3x

Step-by-step explanation:

x= the number

Softa [21]4 years ago

4 0

Answer:

2 + 3x

Step-by-step explanation:

Let x equal the number

2 + 3x

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The first term of an arithmetic sequence is -5, and the tenth term is 13. Find the common difference.

zzz [600]

Hello,

$u_{1} =-5\\
 u_{2} =-5+d\\
 u_{3} =-5+2d\\
 u_{4} =-5+3d\\
...\\
 u_{10} =-5+9d=13\\
==\ \textgreater \ 9d=18 \\
==\ \textgreater \ d=2

$

6 0

4 years ago

-7,-3,1,5,9

Serggg [28]

-7 + 4(n-1). Use this and plug in 10 for n, making it

-7 + 4(9)

-7+36

5 0

2 years ago

If x = 10, find the value of:<br><img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B2%20%7Bx%7D%5E%7B2%7D%28x%20-%205%29%20%7D%7B10x

vesna_86 [32]

Answer:

$10$

Step-by-step explanation:

$\frac{2(10)^2(10-5)}{10(10)}$

Square the 10.

$\frac{2(100)(10-5)}{10(10)}$

Subtract 10 with 5.

$\frac{2(100)(5)}{10(10)}$

Multiply the numbers in the numerator.

$\frac{2(500)}{100}$

$\frac{1000}{100}$

Divide 1000 with 100.

$=10$

4 0

3 years ago

Read 2 more answers

Devin is on his school's swim team. During his 2-week winter break, he swims 30 laps each week to stay in shape. If each lap is

tamaranim1 [39]

I think... 1500

Step-by-step explanation:

multiply 30 and 25 then times 750 as your answer by 2 to get 1500

7 0

3 years ago

11 divided by 25.95=

Lelu [443]

2.35909090909 or 2.4

3 0

3 years ago