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
dalvyx [7]
3 years ago
7

Evaluate the expression, using the given value of the variable.

Mathematics
2 answers:
kvv77 [185]3 years ago
8 0
= 4 -(2)(4) + (5)(4) \\ =4 - 8 + 20  \\ = 16

x = 16
dimulka [17.4K]3 years ago
8 0
4-2x+5x \\ 4-2(4)+5(4) \\ 4-8+20 \\ -4+20 \\ =16  \\  A.16
You might be interested in
22 is 22% of? <br><br> How do I find the answer?
const2013 [10]

Answer:

4.84

Step-by-step explanation:

Do 100 divided by 22% that's gonna give you 0.002 so then you drop the two zeros after the decimal and you gonna have 0.22 then do 0.22 times 22 and you gonna get your answer 4.84.

7 0
3 years ago
Solve the equation. Check the solution. 10- 2x - 7 - 8x = 5
cricket20 [7]

Answer:

x=-2

Step-by-step explanation:

Combine like terms:

10- 2x - 7 - 8x = 5

10-(-7)=<u>10+7</u>=17

<u>2x-8x</u>=-6x

17-6x=5

-17     -17

6x=-12

÷6   ÷6

x=-2

4 0
3 years ago
Read 2 more answers
Jonathan's class has 30 boys. Of the students in his class, 60% are girls. How many girls are in Jonathan’s class?
natulia [17]
45 are girls. do you need an explanation? :)
7 0
4 years ago
Read 2 more answers
HELP ASAP<br> 1. 55% of 140 is<br> 2. 45% of 160 is<br> 3. 95% of 180 is
Vadim26 [7]

Answer:

1) 55 % of 140

55/100 × 140

11/20 × 140

11 × 7

77

2) 45 % of 160

45/100 × 160

45/5 × 8

9 × 8

72

3) 95% of 180

95/100 × 180

95/10 × 18

95 /5 × 4

19 × 4

76

3 0
4 years ago
Read 2 more answers
Evaluate 7^2 + (4x5) - 2^3
Phoenix [80]

So it would be 49+(20)+8

= 77

7 0
4 years ago
Other questions:
  • Find the value of x <br><br> a. 40<br> b. 50<br> c. 80<br> d. 60<br> Please someone help soon!!
    9·2 answers
  • Equivalent expression for 6(x plus 2y)- 2(y-2x)
    15·1 answer
  • Which one of the following is equivalent to 41/2 = 2?
    12·1 answer
  • I need assistant with these parallelogram problems​
    5·1 answer
  • Table below shows the number of miles run each day of the week. Which list shows the number of miles
    9·2 answers
  • This is really simple but I can't wrap my head around it!! please help!
    6·1 answer
  • Solve for w (please show work :D)
    12·2 answers
  • Abby has x dolls. Lauren has 9 times as many as Abby. Betsy has 7 fewer than Lauren. How many dolls do they have in all?
    13·2 answers
  • Side AC corresponds to side<br> Angle BAC corresponds to angle
    14·1 answer
  • a customer buys 3 cappuccinos that costs $2.54 each and a bottle of water that costs $0.76 she gives the shop assistant $20 how
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!