D<-7
{d | d<-7}
Hope this helps!
The answer b your welcome so much
To solve 7-2a-5-14=-2+3a :
1) combine like terms: 7-19 - 2a = -2 + 3a, and then -10 = 5a
2) solve this equation for a: a = -10/5 = -2.
The solution of 7-2a-5-14=-2+3a is a = -2.
we are given to simplify

Open the bracket and write the like terms together

when the bases are same then the exponents gets added
