Answer:
The student is correct.
Step-by-step explanation:
Given that 5x² = 20:
It is true that the value of x = 2 because 2² = 4, and when you multiply 4 with 5, you'll get a product of 20:
5x² = 20
5(2)² = 20
5(4) = 20
20 = 20
Therefore, the student is correct that x = 2.
Answer:
x=6
Step-by-step explanation:
3x-5=2x+1
x-5=1
x=6
True i think because going down a water-slide is really a translation, because you are changing from one place to another. SO i believe it would be true. Sorry if this isn't correct.
Answer:
D. 50
Step-by-step explanation:
7*30 - (54+29+22+28+12+15)
=210 - 160
=50