-7z^7(-19z^7) = (-7 x -19) x z^(7 + 7) = 133z^14
Answer:
B
Step-by-step explanation:
multiply both sides by 2 to eliminate the fraction
- x > 12
multiply both sides by - 1
Remembering to reverse the inequality symbol as a consequence
x < - 12 ← reverse symbol
⇒ { x | x ∈ R, x < - 12 } → B
Answer:
option no.D
6y+15x
Step-by-step explanation:
hope it helps
Answer:
<h2>
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the equation is false</em></u></h2>
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Step-by-step explanation:
x - 10+ 9x = - 1 + 10x
-10 + 1 = -x - 9x + 10x
-9 = 0
the equation is false
Answer:
-5^11
Step-by-step explanation:
