Question

if 3/5 of a number is 4 more than 1/2 times the number , write an expression to find the number​

Answer 1

Answer:

40

Step-by-step explanation:

3x/5=4+x/2

3x/5=(8+x)/2

6x=40+5x

6x-5x=40

x=40

Answer 2

Step-by-step explanation:

expression 3/5^x = 1/2^x + 4.

solve:

3/5^x-1/2^x =4

L.C.M of 5and2 is 10.

(6x-5x)/10 = 4

x/10 = 4

x = 40 ans.