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Amiraneli [1.4K]
3 years ago
10

Which method(s) can be used to solve a system of equations? Select all that apply.

Mathematics
2 answers:
Oxana [17]3 years ago
8 0
Graphing is the method s can be used to solve a system of equation
Anni [7]3 years ago
3 0

Answer:graphong, substitution, addition

Step-by-step explanation:

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23. Find the value of x.<br> (5x + 4)' X (8x - 71)
r-ruslan [8.4K]

Answer:

x = 71/8

Step-by-step explanation:

Solve for x:

5 X (8 x - 71) = 0

Divide both sides by 5 X:

8 x - 71 = 0

Add 71 to both sides:

8 x = 71

Divide both sides by 8:

Answer:  x = 71/8

8 0
3 years ago
The Venn diagram shows the number of students that exercise in different ways. What number should go in the highlighted box belo
Gennadij [26K]
ANSWER:
32

EXPLANATION:
8 people jog and do Aerobics
24 jog but don’t do aerobics
So, 8+24= 32
7 0
2 years ago
PLEASE HELP YOU’LL GET 15 POINTS<br><br> 358.41x10^5 in standard form
Aleks04 [339]

Answer:

35,841,000

Step-by-step explanation:

358.41x10^5

Move the decimal 5 places to the right

35,841,000

5 0
3 years ago
What does x equal x + 3 ≤ –5 + 2x
Anna [14]
X+3≤ -5+2x

Add 5 to the other side. (the inverse of subtraction, since 5 is negative)

x+8≤2x

Subtract x on both sides. 

8≤x <- the answer

I hope this helps!
~kaikers
8 0
3 years ago
Thirty percent of a radioactive substance decays in four years.
wel

Answer:

The substance decays by 7.5% every year

Step-by-step explanation:

8 0
3 years ago
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