Answer:
a
Explanation:
y=-2/3x+7 you multiply everything by 3 to cancel the fraction
3y=-2x+21 add 2x to both sides cuz u want the x and y on the left side for standard form
2x+3y=21
Natural acids because chemicals erode rocks in chemical weathering
Answer:
Los materiales que se pueden imantar al estar cerca de un imán son los materiales Paramagnéticos, ya que en estos materiales los espines de los electrones se orientan en la misma dirección del campo magnético que le fue aplicado.
Fluids.......................
One of the ways which describes a way to recover items and use them for energy is the using recovered biomass when appropriate.
<h3>What is biomass energy?</h3>
Biomass energy can simply be defined as that energy which is generated or synthesized by living things or once living things
So therefore, one of the ways which describes a way to recover items and use them for energy is the using recovered biomass when appropriate.
Learn more about biomass energy:
brainly.com/question/82777
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