20% = 2/10 or 1/5 (simplest form)
Answer:
9-2=7
Step-by-step explanation:
The range of a data set is the maximum (highest) value/number subtracted from the minimum (lowest) value. So to find the range of this data set, you subtract the largest number 9 by 2 to get the range of 7.
Answer: 18
The original perimeter of the triangle was 12 m, so in order to find out the perimeter with the 1.5 scale factor, we must multiply 12 by 1.5, which equals 18
The sum of (4x2+5x-12) + (7x2-6x+7)= -x+17
