Phil bought two hamburgers and a milk shake for $10.30. Janice bought three hamburgers and
a milk shake for $14.80. What is the cost of the
two milk shakes?
A. $1.30
B. $1.45
C. $2.60
D. $4.50

∞ this is your sign

47 - 90 = 43

43 - 180 = x

x = 137

30.5*10=350$

you have to multiply the number without the decimal point then add it later but if its tenn u must move the place value of the decimal point 1 to the right.