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exis [7]
3 years ago
10

What is the definition of algebra and give one example of an algebraic problem.

Mathematics
2 answers:
Genrish500 [490]3 years ago
5 0
The part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formulas and equations.a system of algebra based on given axioms.

An example is 2y + 7  y=4




lilavasa [31]3 years ago
4 0
Algebra is the devil's arithmetic. I had to repeat it twice bc my teachers were either too lazy to teach it or humilated me.
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Singh works at a restaurant where he is paid by the hour plus time-and-a-half for his hours over 40. Last week he worked 3 hours
Stolb23 [73]

Answer:

The hourly wage is $8.55 per hour

Step-by-step explanation:

Step 1: Determine the expression for the gross pay

Total gross pay=(Unit rate per hour×number of hours(≤40))+(Overtime rate×number of overtime hours)

where;

Total gross pay=$380.48

Unit rate per hour=x

Number of hours=40 hours

Overtime rate=x×(1 1/2)=1.5 x

Number of overtime hours=3 hours

Step 2: Replace to solve for hourly wage

380.48=(x×40)+(1.5 x)×3

40 x+4.5 x=380.48

44.5 x=380.48

x=380.48/44.5

x=8.55

The hourly wage is $8.55 per hour

5 0
3 years ago
Harry earns an hourly rate of $15. For each additional hour over 40 hours, he earns 150% percent of his regular hourly rate. Las
irinina [24]

Answer:

51 hours

Step-by-step explanation:

$15 x 40 = $600

$15 x 1.50 = $22.5

$22.5 x 11 = $247.5

$600 + $247.5 = $847.5

40 + 11 = 51 hours

7 0
3 years ago
Read 2 more answers
What is the GCF of 28a^3 b and 16ab ? <br><br> A)4ab<br> B)4a3b<br> C)28ab<br> D)112a3b2
N76 [4]
28a⁴b: 2 · 2 · 7 · a · a · a · a · b
 16ab: 2 · 2 · 2 · 2 · a · b

GCF(28a⁴b, 16ab) = 4ab

The answer is A.
7 0
3 years ago
Solve the inequality<br> x² + 6x + 8 &lt;0
baherus [9]

Answer:

look above

Step-by-step explanation:

hope it hepls

6 0
2 years ago
46 Two light houses ash their lights every 30 seconds and 40 seconds respectively. Given that they last ashed together at 10:40
IRISSAK [1]
30,60,90,120
40,80,120

they will both " ash " in 120 seconds (thats 2 minutes)...so they will both ash at 
10:42 a.m.
8 0
3 years ago
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