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
ehidna [41]
3 years ago
7

Suppose x = 7 is a solution to the equation 4x − 2(x + a) = 8. Find the value of a that makes the equation true. A: 2 B: 3 C: -2

5 D: 6
Mathematics
1 answer:
notsponge [240]3 years ago
7 0

if x =7 then plug in 7 for x

4(7) - 2((7)+a) = 8

28 - 14 -2a = 8

14 - 2a = 8

-2a = -6

a = 3

You might be interested in
Correct answer gets brainiest
Vadim26 [7]

Answer:

x + 2x + a + 90 \degree = 360\degree \\  x + 2x + 132\degree + 90 \degree = 360\degree \\ 3x + 222\degree = 360\degree \\ 3x = 360\degree - 222\degree \\ 3x = 138\degree \\ x =  \frac{138\degree}{3}  \\ \boxed{ x = 46\degree}

7 0
3 years ago
According to the given Information, AB II DC and BC II AD . Using a straightedge, extend segment AB and place point P above poin
Novay_Z [31]
Angles ABC and CDA are accurate
7 0
3 years ago
If the diameter of a wheel is 0.5 meters, then the radius of the wheel is how many centimeters
NISA [10]
Radius = diameter x 0.5
0.5x0.5 = 0.25meter

0.25 meter x 100 cm (100cm in one meter) = 25cm

also for future reference circumference = pie x r squared.
8 0
3 years ago
Read 2 more answers
A baker uses 5.5 lb of flour daily how many ounces of flour will he use in two weeks
Alenkasestr [34]

1 pound = 16 ounces

16 * 5.5 = 88 ounces per day

88*7 = 616 ounces per week

616 * 2 = 1232 ounces in 2 weeks

3 0
3 years ago
Read 2 more answers
In a class of students, the following data table summarizes how many students have a
Illusion [34]

Answer:

160/32= 5

5*5= 25 mm

Step-by-step explanation:

5 mm is how many millimeters represents the kilometers.

I hope this helps!

6 0
3 years ago
Other questions:
  • What is the range of the function: {( 1 , 2 ) , ( 2 , 4 ) , ( 3 , 6 ) , ( 4 , 8 )}
    14·2 answers
  • -3 and 12 find the midpoint?​
    15·1 answer
  • A real number between the square root of 13 and square root of 14
    11·1 answer
  • Please help me asap! Thank you! Lines CD and CE are tangent to circle a. If m angle DAE = 140°, what is the measure of angle DCE
    8·1 answer
  • A car travels 360.25 mi. It uses 13.1 gal of gas. How many miles per gallon of gas does the car travel?
    5·2 answers
  • use the slope formula (m= y2-y1/x2-x1) to find the slope of a line given two points URGENT NEED IT IN 5 MINUTES OR LESS MAYBE A
    9·1 answer
  • Round 45.835 to the nearest hundredth
    11·2 answers
  • Will mark as brainliest if correct
    7·2 answers
  • In △JKL, _______ is the leg opposite ∠J and _______ is the leg adjacent to ∠J. segment LK; segment JK segment LK; segment JL seg
    11·1 answer
  • 7 *the difference of a number and 7​
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!