Answer:
1/2a-19=-13
Step-by-step explanation:
One half of a number represents the phrase "1/2a" (in this case the variable/number is 'a'". Then because it says "nineteen less than", that means you subtract 19 from one half of the variable.
Answer:
1/2x - 19 = -13
Step-by-step explanation:
1/2x - 9 = -13
Hope this helps!!!