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IRISSAK [1]
3 years ago
7

If a plumber charges $80/hr for labor, w, and $60 for parts, write an equation that would describe the scenario of hiring a plum

ber to fix a tub drain.
PLZZ HURRYYYYYY
Mathematics
1 answer:
Nadusha1986 [10]3 years ago
6 0
Can you show the full question?
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Please help me I can fail math​
expeople1 [14]
2. y=x-3

3. y=3x+1

4. y=-3x-3
5 0
3 years ago
When solving a system of equations, how do you determine which method to use?
bazaltina [42]
Substitution is best to use one one or both equations is already solved for one of the variables. Elimitation can be use if all variables have a coefficient other than 1.
5 0
2 years ago
What are two expressions that are equivalent to 6(5j + 2 + j)?<br><br><br><br>​
ziro4ka [17]

Answer:

1. 30j+12+6j

2. 36j+12

3. 6(6j+2)

Step-by-step explanation:

1. You just multiply so... 6x5j ... 6x2 ... 6xj

2. you multiply and then simplify so first you have 30j+12+6j, so you add like terms so... 30j+6j= 36j and then +12

3. you do what's in the parentheses first so 5j+j=6j so .... 6(6j+2)

5 0
3 years ago
7. PLS I NEED AN ANSWER ASAP
Advocard [28]

Part A: 3x + 15 = 5x - 25

Part B: x = 20

8 0
3 years ago
Pls help if u know math
Minchanka [31]

Answer:

x = 4

y = 11

Step-by-step explanation:

Set  your formula as follow:

2x+3=3x-1 -> 2x+3-3x=-1  -> -x+3 = -1 -> -x=-4 -> x=4

now substitute x for 4 in the following

y-2=2(4)+1 -> y-2=8+1 ->y-2 = 9y -> y=11

6 0
2 years ago
Read 2 more answers
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