2 years ago

Fill in the blank to make the system have no solutions 2x+3y-5z=12 -4x-6y__ z=5

Mathematics

2 answers:

Lady_Fox [76]2 years ago

8 0

Answer:

Step-by-step explanation:

We see that: 2×2=4 and 3×2=6

therefore,5×2 = 10

AleksandrR [38]2 years ago

5 0

Answer:

19 dollars fortnite card

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a tube of lipstick cost $12.50 plus 7% tax what will you pay at the checkout will mark brainiest show ur work ty so much

Pie

Answer:

$13.38

Step-by-step explanation:

tax =7% x 12.50 = 7/100 x 12.5 = $0.875

Price to pay = $12.50 + $0.875 = $13.375 = $13.38

8 0

3 years ago

Trey is putting up a fence around a 750 foot by 540 foot lot. How many feet of fence dose he need?

anygoal [31]

Given:

The length of the lot l= 750ft

The width of the plot w= 540 ft

Required:

Find the required fence.

Explanation:

The perimeter of the rectangle is given by the formula.

$P=2(length+width)$

Thus the required fence for the lot

$\begin{gathered} =2(750+540) \\ =2(1290) \\ =2580\text{ ft} \end{gathered}$

Final answer:

The required fence is 2580 ft.

6 0

6 months ago

Suppose you roll a number cube. What is the theoretical probability of rolling a 5?

HACTEHA [7]

Answer:

1/6

Step-by-step explanation:

There are 6 possible outcomes when you roll a die

1,2,3,4,5,6

P(5) = number of outcomes with a 5/ total outcomes

=1/6

3 0

2 years ago

It is known triangles abc is congruent to def . If AB=5 and BC=10, AC=8 and DF=2x-6 solve for x.

Pepsi [2]

So df = 8 so then 2x-6=8 which means that x is 7

5 0

2 years ago

What is the missing term in the factorization?<br><br> 18x2−32=2(3x+?)(3x−4)

Nataly_w [17]

18x^2 - 32 =
2(9x^2 - 16) =
2(3x + 4)(3x - 4) <==
answer is 4

5 0

2 years ago