Hope this helps, pls mark me brainliest
Answer:
x = -7 and x = 3
Step-by-step explanation:
x² + 4x - 21 = 0 factors as follows: (x + 7)(x - 3) = 0.
Then x = -7 and x = 3.
Answer:
is this helpful
Step-by-step explanation:
0.012,0.12,1.2,12
Answer:
148 inches
Step-by-step explanation:
8 • 12 = 96 + 52 = 148
A foot is 12 inches, and when converting to a smaller unit, you multiply. So, your answer is 148 inches.
Hope this helps! :)
Answer:
Step-by-step explanation:
6.7 – (-2.5)
2.5+6.7
6.7 + (-2.5)
-2.5+6.7
6.7-2.5
neither
-2.5-6.7
2.5-6.7
-6.7+2.5