Tyrone bought 5 postcards at $0.55 each and a set of postcards for $1.20. write an expression to find the total amount tyrone spent on postcards. then evaluate the expression

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x

the answer is 13

step-by-step explanation:

5*5=25

12*12=144

25+144=169

169^2=13

the answer is d

step-by-step explanation:

you can also use mathway to get you answer + steps