Hello! Haley has 7 pens, with 3 more of them being blue than black. If you do some mental math, you know that 5 is 3 more than 2 and 2 + 5 is 7. So Haley has 5 blue pens and 2 black pens.
Answer:
X=1, -13
Step-by-step explanation:
Answer:
30
Step-by-step explanation:
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Answer:
17
Step-by-step explanation:
y=4(3)+5
y=12+5
y=17