Evaluate 4x - 7 when x = 5. First explain what calculations are occurring in the expression and then find It’s value

plug in 5 for x

you multiply 4 by 5

4 times 5 equal 20

20 minus 7 equal 13

x=13

Step-by-step explanation:

it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540

step-by-step explanation: