Question

10 added to twice a number gives 100​

Answer 1

Answer:

45

Step-by-step explanation:

10+2x=100

2x=100-10=90

2x=90

then x=90/2=45

then the number =45

Answer 2

Step-by-step explanation:

Means 10+2x=100

2x=100-10

2xr=90

x=90÷2

x=45

Proving the equation is right

45+45+10

=100