What's x^2+3x-3=0 in radical and decimal form

Write the sentence as an equation. b increased by 281 is d

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label