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
bazaltina [42]
3 years ago
9

for what value of the variable is the value of the expression -3(2x+1) is 20 greater than the expression 8x+5

Mathematics
1 answer:
stiv31 [10]3 years ago
6 0

Answer:

- 3 ( 2x+1 ) 20

8x+5

_____________

8x+5×20 -3 ( 2×12.5+1 )

8×=100 -3 ( 25+1 )

100÷8= 12.5 -3 ( 26 )

×= 12.5

-3 ( 26 )

-3×2 + -3×6 = -6+ -18 = -24

-24

You might be interested in
PLEASE HELPPPPPP!!!!!!!!!!!
gizmo_the_mogwai [7]

Answer:

3.The angle is 24°

4.120°

Step-by-step explanation:

There are 360° in a complete revolution thus for 15 equally space spokes, the angle between every spoke is given by 360° ÷ 15 =24°

In a clock, a complete revolution yields 360°. For a 20 minutes turn, the minute hand will cover (360° ÷ 12) × 4 =120°

8 0
3 years ago
Read 2 more answers
If 90 feet of wire weighs 18 pounds, what will 110 feet of the same type of wire weigh
shtirl [24]

First, do 90/18, that will result in 5, 5 goes into 110 22 times, so I believe (I dont exacly think my methos is exactly enough) 110 ft of waire would weigh about 22 Pounds

4 0
3 years ago
Read 2 more answers
Given f(x)=x+7 and g(x)=x-3 what is f(x)+g(x) ? A.2x+4 B.10x C.2x-7 D.-2x+10
Zinaida [17]
F(x)+g(x) = (x+7) + (x-3) =
                  x + 7 + x - 3 =
                  2x + 4

<span>
A.2x+4</span>
7 0
3 years ago
Read 2 more answers
One-fifth the sum of one-half and one-third. WRITE IN A EXPRESSION FORM
vladimir2022 [97]

Answer:

1/6

Step-by-step explanation:

1/2 + 1/3 = 5/6

1/5 of 5/6 = 5/30

5/30 can be simplified as 1/6.

8 0
3 years ago
-1/6 + 4/5 Write your answer in simplest form
Alchen [17]

Answer:19/30

Step-by-step explanation:

1. multiply and divide(left to right)-1/6

=-1/6+4/5

2.multiply and divide(left to right)4/5

=-1/6+4/5

3. add and subtract(left to right)-1/6+4/5=19/30

=19/30

5 0
3 years ago
Other questions:
  • Please help meeeeeeee
    8·1 answer
  • 1.) You need to buy grass seed for a new lawn. The lawn will cover a rectangular plot that is 60 feet by 90 feet. Each ounce of
    7·2 answers
  • Explain how to divide two rational numbers
    12·1 answer
  • How was the graph of f(x)=3/x shifted to form the translation
    7·2 answers
  • A table is 3 feet and 2 inches wide, and a chair is 25 inches wide. How much wider is the table than the chair?
    15·1 answer
  • Here is the math paper i was talking about
    6·1 answer
  • What is 4493.3÷91.7 ?
    14·1 answer
  • Simplify the expression 6^3 + 5(4 - 2).<br><br>28<br>36<br>226<br>234<br><br>​
    8·2 answers
  • A bale of fabric is 189 metres long. If lengths of 15 metres, 36 metres and 29 metres are cut off, how much fabric is left?
    14·1 answer
  • 0.18=..........- -18+-1.8​
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!