Questions:- 1) (-3x)(7y)=_____xy.2)(-3x)(4y)=_____xy.3) The coefficient of 3b in 21ab is _____.4) A right triangle is either scalene or_____. It can't be _____.5)(-a)(-b)= ____ab.6)70% of _____=0.42.7)(x²)³=_______.If anybody can answer it correctly I will mark the answer as the brainliest answer is.

Questions:- 1) (-3x)(7y)=_____xy.2)(-3x)(4y)=_____xy.3) The coeffici

1.	Questions:- 1) (-3x)(7y)=_____xy.2)(-3x)(4y)=_____xy.3) The coefficient of 3b in 21ab is _____.4) A right triangle is either scalene or_____. It can't be _____.5)(-a)(-b)= ____ab.6)70% of _____=0.42.7)(x²)³=_______.If anybody can answer it correctly I will mark the answer as the brainliest answer is.
Answer» 1 -21xy2. -12xy3. 3,214. equilateral 5. +6. 1007. x⁶Step-by-step EXPLANATION:hope it will help you PLEASE MARK me as BRAINLIEST soon