Question

They are separate questions.

A variable s increased by 2:
The sum of a and b:
c minus the sum of a and b :
z increased by 12
t minus the sum of s and 5:
The sum of 15 and d then decreased by c:

Answer 1

Answer: S+2,

a+b,

c-(a+b),

z+12,

t- (s+5) ,

(15+d) -c

Explanation: