Question

solve the following equations using systematic method (2r/5-1=3)​

Answer 1

Step-by-step explanation:

2r

−1=3

5

2r

=3+1

5

2r

=4

r=4÷

5

2

r=4×

2

5

r=2×5

r=10

Answer 2

Answer:

Given equation:-

2r/5-1 = 3

2r = 3+1 (transfer)

2r = 4

r = 4/2

r = 2

but if the equation like

__2r__ = 3

5-1

2r/4 = 3

2r = 3×4

2r = 12

r = 12/2

r = 6