1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
alexandr1967 [171]
3 years ago
6

Please help me !!

Mathematics
2 answers:
aleksley [76]3 years ago
6 0
1)~3x-7-2x+5=6\iff (3x-2x)+(-7+5)=6\iff\\\\ x-2=6\iff x=6+2\iff\boxed{x=8}\\\\
2)~A(x)=\dfrac{f(2)-f(-5)}{(2)-(-5)}=\dfrac{(2^2+7\cdot2+10)-((-5)^2+7\cdot(-5)+10)}{7}\\\\=\dfrac{(4+14+10)-(25-35+10)}{7}=\dfrac{28-0}{7}=\dfrac{28}{7}=4\iff\boxed{A(x)=4}
lilavasa [31]3 years ago
5 0
Number 1 is x=8!! 


2 is pretty confusing so I hope someone else can answer two as I have answered 1!
You might be interested in
Please answer clear i need answers now please
Salsk061 [2.6K]

Answer:

The answers would be:

9: $421.54

10: $872

11: $4,706.66

12: $645.83

13: $626.26

14: $3,981.22

15: $1,110.28

16: $210.50

5 0
3 years ago
Alicia says the expression 2(m +4)+5 is equivalent to the expression 2m+13. Identify two properties that can be used to support
Xelga [282]
Associative property and distributive property
6 0
3 years ago
What Number is X in this equation?<br><br> 6 ÷ 2( 1 + 2 ) = X
LUCKY_DIMON [66]

Answer:

x=1.5

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
a forester plants a tree and measure its circumference is yearly over the next four years the table shows the foresters measurem
Leokris [45]
The thing is that every 4 years, the tree grows 6 inches, so that could be expressed as a ratio, 4/6. That also means that every two years, the tree grows 3 inches since it could be simplified to 2/3.
5 0
3 years ago
Which values from the set{5,7,9,11,13} make the inequality w-4&lt;8 true?
Rasek [7]

Answer:

5, 7, 9, 11

Step-by-step explanation:

Solve the inequality

w - 4 < 8 ( add 4 to both sides )

w < 12

w ∈ { 5, 7, 9, 11 }

7 0
2 years ago
Other questions:
  • Solve for x. help pls
    6·2 answers
  • Solve the equation.<br><br> x−8π=π<br> x=
    15·1 answer
  • What is the slope between the points (4,5) and (-3,6)
    13·2 answers
  • Every new customer at the Burger Barn qualifies to receive a free whistle. The bag of whistles has 9 black ones, 6 red ones, 7 g
    13·1 answer
  • A person rolled a dice 6000 times and the number '5' occurs 990 times. On the basis of this outcome, she claims that the probabi
    15·1 answer
  • The admission fee for an amusement park is $19 for adults and $9.50 for children. One weekend, 3806 people paid admission for th
    10·1 answer
  • A missing fraction on a number line is located exactly halfway between 3/6 and 5/6. what is the missing fraction
    7·2 answers
  • Beth won 53 pieces of gum playing basketball at her school's game night. Later, she gave two to each of her friends. She only ha
    6·1 answer
  • Please answer CORRECTLY !!!!!!!!! Will mark brainliest !!!!!!!!!!
    12·1 answer
  • How do I solve this problem step by step?
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!