Answer :
The algebraic representation when the scale factor is 0.7 is; y = 0.7x.
Scale factors
The scale factor is a multiplicative factor of a pair of conversions in which case, the conversion is from a given unit, x to another unit, y.
On this note, if for instance, the conversion is from a unit, x to another unit, y.
The algebraic representation of the scale factor is;
- y = 0.7x
Read more on scale factors;
https://brainly.com/question/2826496