mrs. hernandez bought 18 pens for her class. highlighters cost $3 each, and gel pens cost $2.50 each. she spent a total of $50. use a system of equations to find the number of highlighters and gel pens mrs. hernandez bought. enter your answers in the boxes.
highlighters:
gel pens:

18*2.50=45

50-45=5

highlighters cost $3 so she only bought 1 highlighter.

5-3=2

45+3=48

(18*2.50)+(1*3)=$48

(The last 2 dollars are probably tax)

Step-by-step explanation:

dont understand

step-by-step explanation:

2 over 5

step-by-step explanation:

the 2: 3 ratio is the length of the ac segment to the cb segment total length. this implies that the ratio between segment ac length and segment ab length is 2: 5. point c is 2/5 from a to b, so the required fraction is 2/5.