Answer:
X=-1
Step-by-step explanation:
0=2x+2
subtract 2 out
-2 = 2x
divide 2 on both sides x = -1
This is the expression simplified:
A+b+c=28x+40=180
—>28x=140
—>x=140/28=5
c=9x-3
—>c=42
23.9 is the discount so you gonna round it up so get an whole number the answer is 24
Answer:
231
Step-by-step explanation:
=
42÷2= 21
9×21= 189
189 students total
42 6th graders