I need help with 19,20,and 21!!!I Will Mark You As BRAINLIEST!!!
1 answer:
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The answer of given equation is + 5c +4
Step-by-step explanation:
By putting the given values of E and F we get,
E + F
=( ) + (-
)
Here we will take the coefficient of same variable together
=() +( -2c +7c) +( -1+5)
= + 5c +4
Hope this helps you.