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Exercise

$2x+y+z;\:x=7;\:y=4;\:z=1$

Step-by-step Solution

1

Calculate the numerical value for $2x+y+z$ when $x=7$, $y=4$ and $z=1$. Replace the unknowns with their corresponding values

$2\cdot 7+4+1$
2

Add the values $4$ and $1$

$2\cdot 7+5$
3

Multiply $2$ times $7$

$14+5$
4

Add the values $14$ and $5$

$19$

Final answer to the exercise

$19$

Try other ways to solve this exercise

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  • Integrate by partial fractions
  • Product of Binomials with Common Term
  • FOIL Method
  • Integrate by substitution
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  • Integrate using tabular integration
  • Integrate by trigonometric substitution
  • Weierstrass Substitution
  • Prove from LHS (left-hand side)
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