NeonPlaySword
25.06.2019 •
Mathematics
What is the value of z in the equation 2x+7=-5
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Ответ:
x=-6
Step-by-step explanation:
2x+7=-5
Subtract 7 from each side
2x+7-7 =-5-7
2x=-12
Divide by 2
2x/2=-12/-2
x=-6
Ответ:
(x – h)^2 + (y – k)^2 = r^2,
Step-by-step explanation:
(x - 0)^2 + (y +2)^2 = 3^2
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