Answer:
r1 is given by the formula an=a1r.n-1
Step-by-step explanation:
Answer:
x=4y+1
Step-by-step explanation:
3x−7=12y−4
Step 1: Add 7 to both sides.
3x−7+7=12y−4+7
3x=12y+3
Step 2: Divide both sides by 3.
3x
3
=
12y+3
3
x=4y+1
Answer:
Standard form is a way of writing down very large or very small numbers easily. 103 = 1000, so 4 × 103 = 4000 . ... This idea can be used to write even larger numbers down easily in standard form. Small numbers can also be written in standard form.
Step-by-step explanation:
Answer:
Davids brother has more then 7 hats
Step-by-step explanation:
because together they have 19 and david himself has 12. 19-12 equals 7 and the question states that have more then 19 hats together so we know his brother has to have 7 hats but we dont know how many more he has.
The answer is 500 seconds it’s 5.33 minutes.