user20061024
26.03.2021 •
Mathematics
Equation of 2x+5y=-10
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Ответ:
Algebra Examples
Add 5y to both sides of the equation. Divide each term by 2 and simplify. Divide each term in 2x=10+5y 2 x = 10 + 5 y by 2 2
Ответ:
105,3≈105
Step-by-step explanation:
sin 72°=19/20
sin 72°=100/x
x=(20*100)/19=105,3
x- is hypotenuse
i calculated with calculator