Translate the word phrase into a math expression. 1 less than a number. 1−n 15 ÷ n n−1 n + 1

1 less than a number would be the number minus 1

 so the answer would be n-1

i need a picure

step-by-step explanation:

dilation scale factor 2: starting with δabc, draw the dilation image of the triangle with a center at the origin and a scale factor of two. notice that every coordinate of the original triangle has been multiplied by the scale factor (x2). dilation with scale factor 2, multiply by 2.