Answer:
Step-by-step explanation:
Statement. Reasoning
1.AC=HF. 1. Given
2.BC=FE. 2. Given
3. Angle ACB= 3. Right angles are congruent
Angle HFE
4. Triangle ABC = Triangle 4. SAS, side angle side
HEF
⁵/₇(21y + 7) = ²/₉(18x + 27)
⁵/₇(21y) + ⁵/₇(7) = ²/₉(18x) + ²/₉(27)
15y + 5 = 4x + 6
- 5 - 5
15y = 4x + 1
15 15
y = ⁴/₁₅x + ¹/₁₅
E = mgh
m = E/gh
g = E/mh
h = E/mg
let's notice, the line passes through (-2, 0) and (0, 3),