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BARSIC [14]
3 years ago
15

Evaluate 7a -5b when a =5 and b=4

Mathematics
1 answer:
inessss [21]3 years ago
6 0

Answer:

15

Step-by-step explanation:

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John withdraws $40.00 from her savings account each month. What integer represents the net effect on her balance after 5 months?
lina2011 [118]

Answer:

The net effect of amount in John account after 5 months is  $A - $200

Step-by-step explanation:

Given as :

The amount of money withdraws by John each month from his account = $40

Let The total amount of  money did John had in his account = $A

Let the amount left in John account after 5 months of withdraw = $x

<u>So, According to question</u>

∵ Each month the money withdraw from account = $40

∴ In 5 months , the money withdraw = $40 × 5

I.e In 5 months , the money withdraw = $200

So, The left money in account after withdraw in 5 months = $A - The amount withdraw in 5 months

I.e x = $A - $200

So, The balance in account after 5 months = x =  $A - $200

Hence, The net effect of amount in John account after 5 months is             $A - $200  Answer

6 0
3 years ago
HELP PLEASE GIVE THE RIGHT ANSWER.WILL GIVE BRAINLIEST.
Dafna11 [192]

Answer:

Step-by-step explanation:

10 on the y axis and 5 on the x axis

4 0
3 years ago
Is the given point interior, exterior, or on the circle (x + 2)2 + (y - 3)2 = 81? S(-2, 12)
Over [174]
The answer is 100 cuhkz

7 0
3 years ago
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Miguel sells insurance. He earns a 6% commission on each sale he makes. Miguel has a goal of earning $600 in commissions. Miguel
tankabanditka [31]

Answer: $12,000

Step-by-step explanation:

Miguel makes 6% on every sale he makes and wants to make $600 in commissions.

The amount he needs to sell is therefore the amount that has $600 as 5% of it.

Assume the amount of insurance needed is x.

x * 5% = 600

x = 600 / 5%

x = $12,000

4 0
3 years ago
A line goes through the points (0, -5) and (-3, -3). Find the slope, and then use the point that is the y-intercept to write the
ValentinkaMS [17]

Answer:

y = -(2/3)x - 5

Step-by-step explanation:

y-int = -5

m = rise/run

m = (-5-(-3))/(0-(-3))

m = -(2/3)

therefore,

y = -(2/3)x - 5

6 0
2 years ago
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