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Aleks [24]
3 years ago
10

Which value represents the slope of the line that has an x-intercept at (-4,0) and a y-intercept at (0, -12) in the coordinate p

lane?
1.-3
2.-1/3
3.1/3
4.3
Mathematics
1 answer:
Lesechka [4]3 years ago
6 0
To find the gradient you do change in y/change in x so...

-12 - 0
————- = -12/4 = -3
0 - - 4

Hope this helps! Any questions let me know :)
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Simplify completely''''​
34kurt

Answer:

\displaystyle \frac{2(x + 3)}{5x - 2}

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Algebra I</u>

  • Terms/Coefficients
  • Factoring

Step-by-step explanation:

<u>Step 1: Define</u>

\displaystyle \frac{2x^2 + 16x + 30}{5x^2 + 13x - 6}

<u>Step 2: Simplify</u>

  1. [Fraction] Factor numerator:                                                                         \displaystyle \frac{2(x + 3)(x + 5)}{5x^2 + 13x - 6}
  2. [Fraction] Factor denominator:                                                                     \displaystyle \frac{2(x + 3)(x + 5)}{(x + 3)(5x - 2)}
  3. [Fraction] Divide:                                                                                           \displaystyle \frac{2(x + 3)}{5x - 2}
8 0
2 years ago
Help help help help help
nekit [7.7K]

Answer:

C, C is the answer

5 0
3 years ago
How do I solve this?​
Bad White [126]

Answer: <em>81</em>

Step-by-step explanation:

<em>3^4</em>

<em>3x3x3x3</em>

<em>3x3=9</em>

<em>9x3=27</em>

<em>27x3=</em><em>81</em>

5 0
2 years ago
Read 2 more answers
How many feet in a rod?<br><br><br><br> 2.5<br><br> 4.5<br><br> 8.5<br><br> 16.5
Juli2301 [7.4K]
1 rod is equal to 16.5 feet
6 0
3 years ago
Please help differentiate this!!!!!!!!!
vlada-n [284]
\bf h=20ln(3t+2)+30\\\\&#10;-------------------------------\\\\&#10;\boxed{a}\\\\&#10;\stackrel{0~years}{t=0}\qquad h=20ln[3(0)+2]+30\implies h=20ln(2)+30&#10;\\\\\\&#10;h\approx 43.86&#10;\\\\\\&#10;\boxed{b}\\\\&#10;\stackrel{1~meter}{h=100}\qquad 100=20ln(3t+2)+30\implies 70=20ln(3t+2)&#10;\\\\\\&#10;\cfrac{70}{20}=ln(3t+2)\implies \stackrel{\textit{log cancellation rule}}{e^{\frac{7}{2}}=e^{ln(3t+2)}}\implies e^{\frac{7}{2}}=3t+2&#10;\\\\\\&#10;e^{\frac{7}{2}}-2=3t\implies \cfrac{e^{\frac{7}{2}}-2}{3}=t\implies 10.371817\approx t

\bf \boxed{c}\\\\&#10;\cfrac{dh}{dt}=20\left(\cfrac{1}{3t+2}\cdot 3  \right)+0\implies \cfrac{dh}{dt}=20\left(\cfrac{3}{3t+2} \right)\\\\\\ \cfrac{dh}{dt}=\cfrac{60}{3t+2}&#10;\\\\\\&#10;\left. \cfrac{dh}{dt}  \right|_{3}\implies \cfrac{60}{3(3)+2}\implies \cfrac{60}{11}&#10;\\\\\\&#10;\left. \cfrac{dh}{dt}  \right|_{10}\implies \cfrac{60}{3(10)+2}\implies \cfrac{15}{8}
5 0
3 years ago
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