Rewrite as a mathematical equation and solve: 3 less than the product of 5 and a number is 42. Find the number.
1 answer:
5x-3=42. To solve you add three to both sides making the equation 5x=45. Then you divide both sides by five, and you get 9 as your answer.
You might be interested in
Answer:
x=7
Step-by-step explanation:
3x-9=12
add 9 to both sides
3x=21
divide both sides by 3
x=7
Answer:
32. steps below.
Step-by-step explanation:
So calculate 4(2x2^3-8)
=
4(2^4-8)
calculate
4(16-8)
Then get
4x8=32.
Answer:
I think the answer is D. 4
Answer:
-2 15 ...................
