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dimaraw [331]
3 years ago
8

2 x— = ———7 z + 10x = ???​

Mathematics
1 answer:
zysi [14]3 years ago
7 0

Answer:

28

Step-by-step explanation:

2x-3y+z=-3 , x-5y+7z=-11 , -10x+4y-6z=28

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3 0
3 years ago
Mr. Santos purchased pizza and soda. Each pizza cost $14.50. He spent $127 on the soda. If he spent $315.50, use the equation 14
natali 33 [55]

Answer:

13 pizzas he bought

Step-by-step explanation:

315.50 - 127 = 188.50  then do 188.50 divided by 14.50 = 13

Hope this helps :)

4 0
3 years ago
Given that the measure of ∠x is 110°, and the measure of ∠y is 59°, find the measure of ∠z.
ch4aika [34]
180-110=70
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6 0
3 years ago
What ordered pair is a solution of the equation?<br><br> y=-2x-5
ioda

\sf \underline{Answer:}

Pick any value for x, like x = 0, plug it into the equation, and get the value for y. For x = 0,

2(0) + y = 5

y = 5

The ordered pair is (0,5). Find other ordered pairs using the same reasoning.

3 0
2 years ago
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masya89 [10]

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3 years ago
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