find the value of x in 2x+y=10 if y=x+1
Answers
Answered by
1
Answer:
3
Step-by-step explanation:
= 2x+y=10
= 2x+x+1 = 10
= 3x = 10-1
= 3x = 9
= x = 9÷3
= x = 3
Answered by
1
Answer:
x=3
Step-by-step explanation:
2x+y=10
Put the value of y in eq 1
2x+(x+1)=10
2x+x=10-1
3x=9
x=9/3
x=3
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