Answer:
5
Step-by-step explanation:
always 5
C! x = 28. If you use simplification, and then you find the answer and use it in the equation, it would be correct.
The sign isn’t switched. [ ie, -7 < 161 = 7 > -161 ]
Explanation :
When multiplying or dividing by a negative the sign flips.
Answer:
David might be 40
Step-by-step explanation:
Brianna = 20 + 20 = 40 = David
James = 10 x 2 = Brianna
David = 40 - 20 = Brianna