Answer:
x2+3y
Step-by-step explanation Combine like terms y+y+y=x2 3y+x2 and the solution is x2+3y.
25
Step-by-step explanation:
a box contians× means 5×5=25
-0.6(-6.3)
When 2 numbers are side by side it is a multiplication problem.
Multiply -0.6 by (-6.3)
-0.6 x -6.3 = 3.78