We are given: \(h + 9.7 = -9.7\)

Subtract 9.7 from both sides: \(h + 9.7 = -9.7-9.7\)

\(h=-19.4\)

Question

asked 2021-01-10

\(|x − b| = -a\)

no solution

two negative solutions

two positive solutions

one positive and one negative solution

asked 2021-06-08

In January, the average high temperature for Calgary is 9.9 °C greater than Winnipeg’s average high temperature. The sum of these two temperatures is -15.5 °C. What is the average high temperature in January for each of these two cities?

asked 2021-03-09

a) -a

b) bc

c) a-b

d) \(ab+ac\)

asked 2021-03-06

Express the number in terms of i.

\(\sqrt{-144}\)