17-6 x 10/2+ 12
17-60/2+12
17-30+12
17-18
= -1
True, true, false, false, true
Ax + c = R (subtract c from each side)
Ax + c - c = R - c
Ax = R - c (divide A from each side)
Ax/A = (R-c)/A
x = 
<-answer
10 weeks because there are 100 cm in a meter so 30x10 = 300 and 300 divided by 100 is 3.
No, because when combining like terms with exponents, you only add/subtract the exponent above