Answer:
x = -84/11
Step-by-step explanation:
Hope it's right
Answer:
500cm2
Step-by-step explanation:
2(9×20)+(7×20)
=360+140=500cm2
Answer:
B.
Step-by-step explanation:
When simplifying the expression you end up with that.
Hope it helps.
−3(10−(3−8)+4−2²-−3(4−9))
=−3(10−(−5)+4−2²-−3(4−9))
=−3(15+4−2²-−3(4−9))
=−3(19−2²-−3(4−9))
=−3(19−4−3(4−9))
=−3(15−3(4−9))
=−3(15−(3)(−5))
=−3(15−(−15))
=(−3)(30)
=−90
