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
Len [333]
3 years ago
7

Someone solve for X please ? Step by step

Mathematics
1 answer:
irina1246 [14]3 years ago
3 0
Start by distributing the 7 to both terms on the left hand side, and the 5 to both terms on the right hand side.

7(x - 2) = 5(x + 4)
7x - 14 = 5x + 20

Now, to solve for x, start by isolating the variable as much as you can.
7x - 5x = 20 + 14
2x = 34

x = 17
You might be interested in
Evaluate each expression <br><br> 10 (e+7)<br> E=3
Nostrana [21]
Plug in e for 3.

10(3+7)

Use the distributive property. a(b+c)= ab+ac

10*3= 30, 10*7=70

30+70=100

The expression equals 100.

I hope this helps!
~kaikers
5 0
3 years ago
Read 2 more answers
Find the area of the shape
Gwar [14]

Answer:

3pi

Step-by-step explanation:

First find the area of the entire circle

A = pi r^2

A = pi * 2^2

A = 4 pi

We know that this is 3/4 of a circle so multiply the area by the fraction of the circle

3/4 * 4 pi

3 pi

4 0
3 years ago
Read 2 more answers
The side lenghts of a square measures 10x+5. the side lenghts of a triangle are 30x,3x and 6x+30. the square and triangle have t
Goshia [24]
(10x+5)4 = 30x + 3x + 6x +30

40x + 20 = 39x + 30

X = 10

perimeter of the square= 420
perimeter of the triangle= 420
5 0
3 years ago
Need help with this math ​
UNO [17]

Step-by-step explanation:

set up a proportion for a.

225/30=x/195. x=1462.5 milligrams daily

for b, if he gets 700 mg every 8 hours he only gets it 3 times a day. 700*3 is 2100, which means he is overdosing

7 0
3 years ago
Translate the following and explain where these examples could be
ki77a [65]
A) x-6; you have x amount of money and pay 6 dollars for a hat.
b) 2(x2);
5 0
3 years ago
Other questions:
  • the value of y varies directly with x. If x equals 3 then y equals 21 what is the value of x when y equals 105.​
    9·1 answer
  • S(4, –2) and T(–2, 0) are the endpoints of a line segment. What is the midpoint M of that line segment?
    6·1 answer
  • Generate three more random samples of fish.
    12·2 answers
  • using data from 2010 and projected to 2020, the population of the United Kingdom (y, in millions) can be approximated by the equ
    5·1 answer
  • Each equation below represents a transformation(s) on the linear parent function. Look at each equation and identify which trans
    8·1 answer
  • Item 15 Your math class is collecting canned food for a local food drive. The goal is to collect at least 130 cans but no more t
    11·1 answer
  • 2 4/5 x 3 1/8 proper fraction show work
    11·2 answers
  • HELP plsss if I don’t answer this I can’t go to lunch
    15·1 answer
  • Please help I’m super confused!
    15·1 answer
  • What percentage of 3 is 4?
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!