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deff fn [24]
3 years ago
7

Zach is 4 years older than twice his sister Maya’s age. Maya is 5 years old.

Mathematics
2 answers:
amid [387]3 years ago
8 0
14
This is the answer hope it helps!! Have a great day!!!
STatiana [176]3 years ago
8 0
The answer is a. 14. It is this answer because it is told that he is 4 years older than his sister and his age is twice hers plus 4 and if her age is 5 then that means that 5+5=10+4=14.
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x = 5 y = -3 What is the solution to the system of equations? A) (0, 0) B) (5, -3) C) (-5, 3) D) (-3, 5)
Rufina [12.5K]

I think its B because, the formation would be (x,y) so that means (5,-3)

5 0
3 years ago
Answer if you do know
Alex777 [14]

Answer:

Find the hypotenuse:

3^3 + 10^2 = 109

Square root of 109 is around 10.4

8 0
3 years ago
Read 2 more answers
Evaluate the expression:<br><br> x^2+2x−xy when x = 250 and y = −120
NikAS [45]

Answer:

33000

Step-by-step explanation:

Substituting 250 for x and -120 for y, we get:

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5 0
3 years ago
Question 1: An online music store is offering a promotion. When you spend $30 or more, you receive 3 songs for free. You buy an
ch4aika [34]

Answer:

10 + m  ≥ 30

You must spend AT MOST $20 or more

Step-by-step explanation:

Basically you have already spent 10 dollars and you have to pay MORE than or equal to 30. You cannot pay less than because you want the free songs. So the sign has to be  ≥ or the inequality will not be true.

10 + m  ≥ 30

10 - 10 + m  ≥ 30 - 10     ( subtract 10 from each side to isolate m)

m  ≥ 20     ( we are left with this )

The answer is :

m  ≥ 20

You must spend at most 20 dollars more to get the 3 free cd's. Your welcome :D

5 0
3 years ago
One equation in a linear system of two equations is 3x - 2y = 8. the system has an infinite number of solutions. which could be
kumpel [21]

The equation 3x - 2y = 8 and 6x - 4y = 16 are systems of equations with infinite solutions.

A linear system of equations can have (a)unique solutions, (b) infinite number of solutions, or (c) no solution.

For it to have infinite number of solutions, the graph of the equations must intercept with each other at infinite points, leaving the two graphs overlaying each other.

Given the equation, 3x - 2y = 8, the other equation in a linear system to have infinite number of solutions with it must be the exact same line.

To do this, simply multiply the whole equation with a real number.

Example:

Multiplying the whole equation by 2 gives 6x - 4y = 16.

Now, 3x - 2y = 8 and 6x - 4y = 16 are equations in a linear system with infinite number of solutions.

If you want to know more about systems of equations with infinite solutions, visit brainly.com/question/27927692.

#SPJ4

8 0
2 years ago
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