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
Alexandra [31]
3 years ago
11

Solve each equation. 1.) 7x=8x+12 2.) 34-2x=7x 3.) -x=7x-56

Mathematics
2 answers:
lutik1710 [3]3 years ago
8 0
1) 7x-8x=8x+12-8x= -12 (x=-12)
2) -2x+34=7x x=34/9
3)-x-7x=7x-56-7x x=7
Elza [17]3 years ago
4 0

Answer:

1: -12

2: 3 7/9

3: 7

Step-by-step explanation:

You might be interested in
What is the equation of the line that passes through the points (4, 5) and (7, 3)
swat32

Answer:

y = -2/3x + 23/3

Step-by-step explanation:

Let equation of the line be y = mx + c

m = (3-5)/(7-4) = -2/3 gradient/slope formula

sub (4, 5)

5 = -2/3 (4) + c

c = 23/3

therefore, equation of the line is y = -2/3x + 23/3

Hope it helps! :)

This is a topic called coordinate geometry. If you would like to find out more you can follow learntionary on instagram. I'll be posting some notes on coordinate geometry soon and I'll also post other useful math stuff as well :)

7 0
2 years ago
Which number is a rational number?
nasty-shy [4]

Answer:

B. 2.6457513110...

and

C. 17.156

Step-by-step explanation:

A rational number is an integer, fraction, terminating decimal, or repeating decimal.

hope this helps!

brainliest appreciated:)

7 0
2 years ago
Read 2 more answers
Solve for p: √p − 1 − √p = 1
astraxan [27]
<span>√p − 1 − √p = 1
- 1 = 1 (</span>√p is canceled out)<span>
since -1 cant equal 1 so there's no solution</span>
4 0
3 years ago
The surface area of a cube is represented by the expression below, where s is the side length of the cube. Find the surface area
Dmitry [639]

Answer:

486 centimeters³

Step-by-step explanation:

Surface area of a cube = 6s²

Where,

s = side length

Find the surface area of a cube-shaped jewelry gift box with a side length of 9 centimeters.

s = 9 centimeters

Surface area of a cube = 6s²

= 6 × 9²

= 6 × 81

= 486 centimeters³

Surface area of a cube-shaped jewelry gift box with a side length of 9 centimeters 486 centimeters³

8 0
2 years ago
What is the length of a base of a right triangle with an area of 15 meters and a height of 3 meters?
Nina [5.8K]

Answer:

10

Step-by-step explanation:

15 = 1/2 * b * 3

15 * 2 = 3 * b

b = 30/3

b = 10 m

5 0
2 years ago
Other questions:
  • Joey Chestnut is trying to break his own world record.After 1 minute of competition, joey has eaten 10 hotdogs.Joey wants to kno
    10·2 answers
  • Show how 89/10 minus 13/4 is solved
    7·1 answer
  • Jen wants to tile the floor of her kitchen . The floor is recrangular and measures 12 feet by 8 feet. If it costs $2.50 per squa
    9·2 answers
  • Giving a brainliest if you help me answer this right
    5·1 answer
  • A deck of 40 cards contains 20 blue and 20 red cards. Each color has cards numbered 1 to 20.
    13·2 answers
  • NEED HELP ASAP<br> NO LINKS AND NO JUST SAYING HI, PLEASE ANSWER LEGITIMATELY! THANK YOU!!!! &lt;3
    14·2 answers
  • Factor g(x) =6x^3 +13x^2 -2x -1 if (2x + 3) is a factor.​
    6·1 answer
  • Find the value of x. Round your answer to the nearest tenth.<br> 15<br> 27
    14·1 answer
  • What is the length of side x?
    12·2 answers
  • I really need help with this question please!
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!