Question

15 – 2 (4.2 - 3)
Answer

Answer 1

12.6

Step-by-step explanation:

15 – 2 (4.2 - 3)

4.2 - 3 = 1.2

2 · 1.2 = 2.4

15 - 2.4 = 12.6

Answer 2

12.6

Step-by-step explanation:

15−2(4.2−3)

=15−(2)(1.2)

=15−2.4

12.6