If (4, a) is q point on the graph of equation 7x+2y=42 then what is the value of a?
Answers
Answered by
14
Answer:
x =4
y =a
from the eqn
7x +2y=42
7(4)+2(a)=42
28 + 2a = 42
2a = 42 - 28
2a = 14
a = 14/2
a= 7
Answered by
3
Answer:
A is 4 because in easy way but we solve it to be a=7
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