Answer:
No solution
Explanation:
Cancel p on both sides.
that leaves -4=-9
Since -4 = -9 is false, there is no solution.
Hello!
answer:
1. Columbia
2. Venezuela
3. Peru
4. Brazil
5. Chile
6. Argentina
i hope this helps you!
It can tell you how land masses are connected
Answer:
Radioactive isotopes are unstable and will decay. ... The isotopes will decay into a stable isotope over time. Scientists can tell how old the rock was from looking at the radioactive isotope's half-life, which tells them how long it would take for there to be half the radioactive isotope and half the stable isotope.