Find any two solutions for the following equation: 3x + 4y = 7. Also mention how
many solutions are there for this equation.
Answers
Answer:
Solution:
Solution:(i) 3x + 4y =7 ….(1)
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3x
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4y = 1/4 x (7 – 3x) ….(2)
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4y = 1/4 x (7 – 3x) ….(2)Step 2: Find Solutions
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4y = 1/4 x (7 – 3x) ….(2)Step 2: Find SolutionsSubstituting x = 1 in (2)
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4y = 1/4 x (7 – 3x) ….(2)Step 2: Find SolutionsSubstituting x = 1 in (2)y = 1/4 x (7 – 3) = 1/4 x 4 = 1
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4y = 1/4 x (7 – 3x) ….(2)Step 2: Find SolutionsSubstituting x = 1 in (2)y = 1/4 x (7 – 3) = 1/4 x 4 = 1Thus x = 1 and y = 1 is the solution of 3x + 4y = 7
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4y = 1/4 x (7 – 3x) ….(2)Step 2: Find SolutionsSubstituting x = 1 in (2)y = 1/4 x (7 – 3) = 1/4 x 4 = 1Thus x = 1 and y = 1 is the solution of 3x + 4y = 7Again, Substituting x = 2 in (2)
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4y = 1/4 x (7 – 3x) ….(2)Step 2: Find SolutionsSubstituting x = 1 in (2)y = 1/4 x (7 – 3) = 1/4 x 4 = 1Thus x = 1 and y = 1 is the solution of 3x + 4y = 7Again, Substituting x = 2 in (2)y = 1/4 x (7 – 3 x 2) = 1/4 x 1 = 1/4
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4y = 1/4 x (7 – 3x) ….(2)Step 2: Find SolutionsSubstituting x = 1 in (2)y = 1/4 x (7 – 3) = 1/4 x 4 = 1Thus x = 1 and y = 1 is the solution of 3x + 4y = 7Again, Substituting x = 2 in (2)y = 1/4 x (7 – 3 x 2) = 1/4 x 1 = 1/4Thus x = 2 and y = 1/4 is the solution of 3x + 4y = 7
Solution:(i) 3x + 4y =7 ….(1)Step 1: Isolate above equation in y.Subtract 3x from both the sides,3x + 4y – 3x = 7 – 3x4y = 7 – 3xDivide each side by 4y = 1/4 x (7 – 3x) ….(2)Step 2: Find SolutionsSubstituting x = 1 in (2)y = 1/4 x (7 – 3) = 1/4 x 4 = 1Thus x = 1 and y = 1 is the solution of 3x + 4y = 7Again, Substituting x = 2 in (2)y = 1/4 x (7 – 3 x 2) = 1/4 x 1 = 1/4Thus x = 2 and y = 1/4 is the solution of 3x + 4y = 7Therefore, (1, 1) and (2, 1/4) are two solution of 3x + 4y = 7.
Answer:
7xy=7
xy=7/7
=1
Step-by-step explanation:
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