if X= a and y= 1 is the solution of the equation x + 3 y = 12 thenfind a
Answers
Answered by
1
a+3=12
a=12-3
a=9
is that ok for you
Answered by
2
Answer:
a =9
Step-by-step explanation:
x = a
y = 1
To do:
x + 3y = 12
a + 3×1 = 12
a + 3 = 12
a = 12 - 3
a = 9
Verify:
x + 3y = 12
9 + 3 ×1 =12
9 + 3 = 12
12 = 12
LHS = RHS
Similar questions
Math,
1 month ago
Social Sciences,
2 months ago
English,
2 months ago
Computer Science,
9 months ago