(5x+1) If X=3 then 5(3)+1=16
(2×2y) if Y=2 then 2×(2)2=8
16÷8=2
2.37 + 0.35 = 2.72 total spent
5.00 - 2.72 = $2.28 change back
Answer:
1.2*a=180
a=180/1.2
a=150 cm
Step-by-step explanation:
Answer: x4
Step-by-step explanation:
3.4×10⁻¹⁴ × 1.8×10²⁸
= (3.4 x 1.8) x 10⁽⁻¹⁴⁺²⁸⁾
= 6.12 x 10¹⁴
Answer is A.
Hope it helps!
