Answer:
43.8
Step-by-step explanation:
The answer is c (x+21) and (x-2) you have to find two numbers that multiply yo give you -42 and add to give you 19
Answer:
1. Equivalent
2. Not equivalent
Step-by-step explanation:
1. Equivalent because there's 4 x's that you add all together and that makes 4x
2. Not equivalent because 5x means there's 5 x's or x + x + x + x + x not only 1 x plus a number 5
Answer:
x=3
y=2
Step-by-step explanation: