12/50=24% of student bring lunch so 24%-524=398 student buy lunch out of 524
Step-by-step explanation:
if that's what you mean
Regroup terms
Add 2x to both sides
Simplify 4 - x + 2x to 4 + x
subtract 4 from both sides
subtract -6 - 4.
Answer: x = -10
Answer:
I don't know
Step-by-step explanation:
How you will find out the value of 'n ' ?
[ n! × 2^( n-4 ) / { 4! × ( n-4 )! } ] = [ n! × 2^( n-5 ) / { 5! × ( n-5 )! } ]
Answer:
B. $50
C. y=25x+50
D. $550
Step-by-step explanation:
B. (0, 50) y=50
C. y=mx+b y=25x+50
D. y=25(20)+50 y=500+50 y=550