PLEASE SOMEONE HELP ME WITH THIS! I'LL GIVE BRAINLIEST TO WHOEVER HELPED!!! Warm‌ ‌-Up:List‌ ‌all‌ ‌elements‌ ‌in‌ ‌each‌ ‌chemical‌ ‌equation.‌ ‌ ‌
Classwork:‌ ‌Balance‌ ‌the‌ ‌following‌ ‌chemical‌ ‌equation.‌

The sum of two numbers is 58. the first number is 8 less than half the second number. let  c  represent the first number. let  drepresent the second number. which statements about solving for the two numbers are true? check all that apply.the equation    represents the sum of the two numbers.the equation    represents the sentence “the first number is 8 less than half the second number.”the equation    represents the relationship between the two numbers.the equation    represents the sum of the two numbers.the number  d  is 14.the number  c  is 44.the number  c  is 14.the number  d  is 44.

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?