Hello There!
70% of 420 is 294
You want to divide 70% by 100 and you get a quotient of 0.7
Next, you want to multiply that by 420 because your trying to find 70% of it.
Finally, once you multiply you will get a product of 294.
Have A Great Day!
Answer:
3(b+7)=6
Sum means adding, so 3 is multiplied by (b+7)
Answer: 34 meters.
Step-by-step explanation;
Step One. Find the value of the width. Use an equation with w representing the width and the two values you already have. 9 meters x w = 72 square meters.
Step Two. Solve for width. This is w = 8.
Step Three. Use the value for width in a perimeter formula to calculate the perimeter; 9(2) + 8(2). <em>This is 34 meters for perimeter</em>.
Answer:
m=9,-9
Step-by-step explanation:
solve for m by simplifying both sides of the equation, then isolating the variable.
Answer: (-4, -7)
I dont know how to explain how I got that but I recommend using an app called Desmos. :)