Answer:
225 chocolate chips
Step-by-step explanation:
Since he wants 9 in each, and he's making 25 cookies, you just multiply 9 time 25, to get 225.
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➷ x + 1 = -10
- 1 from both sides to isolate x
x = -10 - 1
Solve:
x = -11
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Answer:
A.2
Step-by-step explanation:
We know that |x|² = 13 and x = 3+bi:
(3+bi)² = 13
3² + b² = 13
9 + b² = 13
Subtract 9 from each side:
9 + b² - 9 = 13 - 9
b² = 4
Take the square root of each side:
√b² = √4
b = 2