3 years ago

What does x equal in this? 7x+y=7

Mathematics

2 answers:

mamaluj [8]3 years ago

7 0

X equals 1 or X=1 .

GenaCL600 [577]3 years ago

7 0

Answer:

x=1

Step-by-step explanation:

when you try to find x you replace y with 0

7x=7

x/7=7/7

x=1

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4. Anna, Beate and Cindy buy a bag of 30 biscuits together. They get 10 biscuits each. But Anna has paid 80 cents, Beate 50 cent

erma4kov [3.2K]

Answer:

Option E. 6.

Step-by-step explanation:

80:50:20 or 8:5:2. 8 ÷ 15 * 30 = 16 = 16 - 10 = 6. This is the solution.

Option A. 30 + 10 = 40. Incorrect. The solution is unequal to this.
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Option E will be the answer.

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3 years ago

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8_murik_8 [283]

Answer:

Step-by-step explanation:

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5 0

3 years ago

Find the -5/8 -- 3/10

maw [93]

I’m not for sure of the answer but i do know that the two subtractions in the middle would turn into a + and i think you add the -5/8 + 3/10

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3 years ago