1 MEDIUM $$n = 22 - 7$$ What is the value of $$n$$? 291516053

 2 MEDIUM $$z - 14 + 3z = 2$$ What is the value of $$4z$$?

 3 MEDIUM $$c = 21 + 90$$ What is the value of $$c$$?

 4 MEDIUM $$5t = 3t + 12$$ What is the value of $$t$$?