Will give brainliest no files will report.

Mathematics

2 answers:

Svetllana [295]2 years ago

4 0

I believe the correct answer would be C!

lana66690 [7]2 years ago

4 0

Answer:

i need to do this

tell you why tmrw

Step-by-step explanation:

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Any help on this? Y=3x+7 Y=x+1

denis23 [38]

Answer:

The answer is (x,y)=(-3,-2)

Step-by-step explanation:

I used the comparison method because I dont know what type of method you needed, sorry. The methods I know would be: the Comparison Method (what I used), the Substitution Method, Elimination Method,Inverse Matrix Method, Cramer's Rule, and the Gauss-Jordan Method.

You can also rewrite this equation to 3x-y=-7 and x-y=-1.

I'm sorry, I dont know what kind of answer you're looking for. I really hope this helps.

7 0

3 years ago

What is the sum of -5 and -5? -10 10 0

Kipish [7]

Answer:

-10

Step-by-step explanation:

5 0

2 years ago

8 11/15= 7 ?/15 help me

just olya [345]

Answer:

$7 \frac{26}{15}$

Step-by-step explanation:

$8 \frac{11}{15} = 7 \frac{?}{15}$

Remember the multiply and add rule or improper fractions. To convert from a mixed number to an improper fraction, one must multiply the number part of the mixed number by the bottom (denominator) on the fraction. Then one must add that to the numerator (top) of the fraction. Since 7 is 1 less than 8, then one would have to multiply 15 by 1, and add it to 11, to get the value on top of $7 \frac{?}{15}$ The value would be;