Question

What is 7x+5y-10=49 where x=7
a)-2 b)3 c)2 d)10.
explain with solution.
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Answer 1

Answer:

(c) 2

Step-by-step explanation:

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Answer 2

Answer:

Let's solve for x.

7x+5y−10=49

Step 1: Add -5y to both sides.

7x+5y−10+−5y=49+−5y

7x−10=−5y+49

Step 2: Add 10 to both sides.

7x−10+10=−5y+49+10

7x=−5y+59

Step 3: Divide both sides by 7.

7x

7

=

−5y+59

7

x=

−5

7

y+

59

7

Answer:

x=

−5

7

y+

59

7

Step-by-step explanation:

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